Filter
5039
Text search:
2021
Featured
497
286
Language
3751
639
592
274
254
236
219
95
39
37
23
23
22
20
19
18
16
16
15
14
13
13
13
12
12
12
11
11
10
9
9
8
8
8
8
7
7
6
6
5
5
5
4
4
4
4
3
3
3
3
3
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
Document type
1610
875
467
457
408
388
185
167
131
131
90
58
54
8
5
Countries / Regions
394
200
183
131
117
99
95
86
82
80
72
70
64
56
54
53
52
51
49
49
47
46
42
42
42
41
38
36
36
36
32
32
32
31
30
26
25
24
23
23
23
23
22
22
22
22
20
20
19
18
18
17
16
16
15
15
15
15
14
14
14
13
13
13
12
11
11
11
10
10
10
9
8
8
8
8
7
7
7
7
7
7
7
6
6
6
6
6
6
6
6
6
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
Authors & Publishers
931
251
173
103
102
92
79
74
69
62
59
58
55
45
44
43
43
38
38
34
33
32
30
29
25
23
22
22
22
21
20
19
19
17
17
17
16
16
16
16
16
16
15
15
15
14
14
14
13
13
13
12
12
12
11
11
11
11
11
11
10
10
10
10
10
10
10
9
9
9
9
9
9
9
9
8
8
8
8
8
8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Publication Years
1
4461
555
20
1
1
Category
1895
284
268
217
201
93
41
3
Toolboxes
1409
366
260
244
233
217
204
197
174
172
137
133
129
88
65
59
46
43
40
37
15
15
10
9
7
Organización Mundial de la Salud. (2022). Recomendaciones provisionales sobre el uso de la vacuna CanSinoBIO Ad5-nCoV-S [recombinante] (Convidecia™) contra la COVID-19: orientaciones provisionales, primera publicación: 19 de mayo de 2022.
A lot has happened this year. While we continued to tackle the COVID-19 pandemic, we were hit by disease outbreaks and
humanitarian crises. Yet, despite these challenges, we marched on, resolute in resolving critical health systems issues to increase
access to quality healthcare services. To furth
...
er our vision and bring concrete actions to reality, under
the leadership of the Government of South Sudan, we developed the Health Sector Strategic Plan to define the strategic
approaches, key interventions, mapping resource needs, and the implementation framework to strengthen the health system
to deliver essential quality health services equitably for 2023 to 2027. For WHO, this Plan will usher in a new reality -- access
to lifesaving or health-promoting interventions is doable and possible, making the health sector fairer, especially for those
unable to pay
more
The 2023 Country Presence Report provides an overview of what WHO does in countries to advance towards the SDGs and implement GPW13, how we do it, with whom we work, and what is needed to overcome challenges for achieving results and impact in countries.
The report aims to capture lessons from the COVID-19 pandemic and to highlight the opportunity for more ambitious global action: expanding sustainable access to vaccines for all towards the Immunization Agenda 2030 and pandemic prevention, preparedness and response efforts. The report is organized i
...
n two sections: the first section provides WHO insights on global vaccine market dynamics, drawing from data provided by Member States, which are, in turn, analysed and displayed in the second section.
more
The World health statistics report is the annual compilation of health and health-related indicators, which has been published by the World Health Organization since 2005.
The 2025 edition consolidates data for health-related indicators from the Sustainable Development Goals. It assesses progres
...
s towards the globally agreed targets, describes key challenges for the years ahead and includes reviews on global health topics such as healthy life expectancy and premature mortality, the Triple Billion targets, and inequalities in immunization.
more
Geneva, 22 May 2023 – Gavi, the Vaccine Alliance today published a roadmap* outlining critical actions needed to ensure supply of oral cholera vaccine (OCV) is able to meet growing demand from countries. Released against a backdrop of a recent wave of cholera outbreaks around the world, the roadma
...
p forecasts the short-, mid- and long-term outlook for global cholera vaccine supply. Developed in consultation with a range of key Alliance partners, including WHO, UNICEF, the Global Taskforce for Cholera Control (GTFCC), and the Bill and Melinda Gates Foundation (BMGF), it describes how these organizations, manufacturers and countries can work together towards ensuring global OCV supply can support largescale preventive vaccination by 2026.
more
Small island developing states (SIDS) are a set of islands and coastal states that share similar sustainable development challenges, as a result of their size, geography and vulnerability to climate change. Thirty-nine WHO member states in four regions – the African Region, the Region of the Ameri
...
cas, the South-East Asian Region, and the Western Pacific region – are classified as SIDS. Whilst the individual countries differ in many respects, collectively they face unique social, economic and environmental challenges.
more
En este documento se presenta una política para orientar y brindar apoyo a los Estados Miembros de la Organización Panamericana de la Salud (OPS), así como a la Oficina Sanitaria Panamericana, en las actividades de cooperación técnica dirigidas a mejorar la salud mental como prioridad para fome
...
ntar el desarrollo social, económico y de salud en la Región en el contexto de la pandemia de COVID-19 y posteriormente.
more
Ce document présente une politique pour orienter et soutenir les États Membres de l’Organisation panaméricaine de la Santé, ainsi que le Bureau sanitaire panaméricain, dans leur coopération technique visant à améliorer la santé mentale en tant que priorité pour faire progresser le dével
...
oppement sanitaire, social et économique de la Région dans le contexte de la pandémie de COVID-19, et au-delà.
more
This document presents a policy to guide and support Member States of the Pan American Health Organization (PAHO) and the Pan American Sanitary Bureau (PASB) in their technical cooperation to improve mental health as a priority for advancing health, social, and economic development in the Region in
...
the context of the COVID-19 pandemic and beyond.
more
This checklist is for any organization or person supporting the routine use of evidence in
the process of policy-making. Evidence-informed policy-making (EIPM) is essential for achieving the Sustainable Development Goals (SDGs) and universal health coverage (UHC). Its importance is emphasized in WH
...
O’s Thirteenth General Programme of
Work 2019–2023 (GPW13). This checklist was developed by the WHO Secretariat of Evidence-Informed Policy Network (EVIPNet) to assist its Member countries in institutionalizing EIPM. Government agencies (i.e. the staff of the Ministry of Health),
knowledge intermediaries and researchers focused on strengthening EIPM will find in this checklist some key steps and tools to help their work. While the health sector is a key target group for EVIPNet, this tool can be applied by stakeholders from
different social sectors
more
Globally, environmental pollution and other environmental risks cause 24% of all deaths, and these deaths are largely preventable. A shift towards policies and actions that minimize risks to health and promote health and sustainable personal and societal choices will reduce environmental risks to he
...
alth. These changes will result in many more people enjoying good health, living in appealing and unspoiled environments and in fewer people requiring health care, which will lower health care
expenditures.
more
This annual report gives an overview of WHO lesotho Country office's undertakings and achievements in the context of an extraordinary health emergency. As we walk another mile this year, may we embrace all lessonst leanred in the previous year, learn from what did not work so well and take on new op
...
portunities in championing health in the country.
more
Many of the countries that faced cholera outbreaks in 2022 were badly affected by extreme weather events.
As the climate emergency worsens, human displacement will intensify, along with droughts and flooding – all
conditions that give rise to cholera outbreaks. Unless we invest in systems that b
...
uild preparedness and
resilience among at-risk populations, the cholera burden will continue to rise
more
Les activités menées au cours de l'année 2022 ont été effectuées dans le cadre de la mise en œuvre de la stratégie de coopération OMS -Burundi 2019 – 2023 et en accord avec les quatre axes stratégiques qui soustendent le Budget-Programme 2022-2023.
Ce Budget-Programme (BP) est issu du 1
...
3ème Programme Général de Travail (PGT) de l’OMS (2019-
2024).
more
The backsliding of immunization coverage during the COVID-19 pandemic, combined with delayed catch-up efforts has resulted in a large and growing immunity gap. There is an urgent need to close this gap, and enable millions of missed children to be vaccinated. The Essential Immunization Recovery Plan
...
sets out a path to getting immunization back on track, framed by three key approaches – Catch-Up, Restore and Strengthen. This document serves as the joint strategic description of this coordinated effort by WHO, UNICEF, and Gavi, the Vaccine Alliance, along with the Immunization Agenda 2030 (IA2030) Partnership, to support countries to plan and implement intensified efforts to bolster immunization programmes in 2023 and beyond.
more
Despite the development of point-of-care diagnostic tests for syphilis, chlamydia, gonorrhoea, and trichomoniasis, none comply with all WHO criteria. This analysis overviews landscape analyses of point-of-care diagnostic technologies for Chlamydia trachomatis, Neisseria gonorrhoeae, Trichomonas vagi
...
nalis and syphilis, available and in the pipeline. The target audience for the target product profiles is broad and includes clinicians, researchers working on diagnostics, laboratory experts, including, microbiologists and virologists, public health experts, epidemiologists, developers, and representatives for manufactures, including biotech engineers, policy-and decision-makers as well as representatives from regulatory bodies and agencies, donor agencies and international organizations.
more
This report highlights the work of the World Health Organization (WHO) in Zimbabwe towards contributing to the triple billion targets in the context of the Sustainable Development Goals (SDGs
La fiebre amarilla es una enfermedad endémica en varios países de América Latina. Con vistas a brindar apoyo a los responsables de la toma de decisiones para priorizar las acciones preventivas frente a esta afección, la Organización Panamericana de la Salud presenta estos perfiles nacionales co
...
n una selección de datos concisa y exhaustiva de los países con endemicidad. En cada perfil se brinda un análisis de la situación actual del país, los factores ecológicos y climáticos asociados a la enfermedad, la distribución e incidencia de los vectores, y las claves de la actividad arboviral. Asimismo, se incluye una perspectiva histórica de la epidemiología y un resumen del estado de la vacunación contra la enfermedad en el país.
more
This country profile presents a summary and analysis of Argentina's status with yellow fever. It is part of a series of profiles on this topic, each focusing on a different country in the Region of the Americas. Argentina's geographical location presents a wide territorial extension throughout diffe
...
rent latitudes, which determines a wide climatic variety, maintaining the conditions for the enzootic transmission of the yellow fever virus in jungle areas of the northeast of the country bordering Brazil and Paraguay. After controlling the major urban epidemics that hit the port city of Buenos Aires in the 20th century, Argentina maintains foci of enzootic activity in the northeast and isolated human cases for jungle acquisition. The increases in viral activity usually occur in a regional context of epizootics that affect southern Brazil and eastern Paraguay. Argentina has not presented autochthonous cases since 2008. Outbreaks have been sporadic with long intervals without evidence of viral activity.
more
