the aid library

et al.

8

American Lung Association

6

World Health Organization WHO

5

World Health Organization (WHO)

4

Calligaro, G.

2

Chimbari, M.J.

2

Global Initiative for Chronic Obstructive Lung Disease – GOLD

2

Journal of Thoracic Disease

2

Respiratory Medicine

2

Abdool-Gaffar, M. S.

1

Abdool-Gaffar, S. et al.

1

Adachi, Y.

1

African Health Organisation

1

Aikulola, S.

1

Allwood, B.

1

American Journal of Physiology - Lung Cellular and Molecular Physiology

1

Asher, I.

1

Barnes, H.

1

BDJ Team

1

BMJ Journals

1

Bontemps, S.

1

Bousquet, J.

1

Brawerman, G.

1

Brawerman, R.

1

Breathe

1

Brozek, J. L.

1

Bush, A.

1

Camargos, P. A.

1

Center for Disease Control and Prevention CDC

1

Centers for Disease Control and Prevention

1

Chung, K. F.

1

COU Family TV

1

Cruz, A.A.

1

Department of Health and Human Services

1

El Ftouh, M.

1

El Hasnaoui, A., Rashid N., Lahlou A. et al.

1

European Respiratory Journal, part of the European Respiratory Society (ERS)

1

European Respiratory Society

1

Faculty of Health Sciences

1

Fitzgerald, D. A.

1

Fitzgerald, D.A. et al.

1

Global Change Data Lab

1

Global Initiative for Asthma

1

Goh, N. S. L.

1

Haahtela, T.

1

Hamers, R.

1

Hinnock, H.

1

Hoy, R.

1

Indian Chest Society

1

International Primary Care - Respiratory Group

1

Karmali, D.

1

Khaltaev, N.

1

Kheder, A.B.

1

Lalloo, U.

1

Lenney, W.

1

Leong, T. L.

1

Mbatchou Ngahane, B.H.

1

Medscape

1

Ministry of Health

1

Mosenifar, Z.

1

Nafti, S.

1

Nantanda, R.

1

National Heart, Lung, and Blood Institute (NHLBI)

1

National Institute for Communicable Disease (NICE)

1

National Institute for Health and Care Excellence

1

National Institute for Health and Care Excellence (NICE)

1

National Institute for Occupational Safety and Health

1

National Institutes of Health (NIH)

1

National Istitute for Health Research

1

Ndarukwa, P.

1

Ndlovu, V.

1

Official Journal of the Asian Pacific Society of Respirology

1

Ozho, O.B.

1

Pan African Thoracic Society

1

Pan American Health Organization PAHO

1

Polatli, M.

1

Primary Care Respiratory Journal

1

Ritchie, H.

1

Roser, M.

1

Science Direct

1

Selroos, O.

1

Sibanda, E.

1

Sibanda, E.N.

1

Siddharthan, T.

1

South African Family Practice

1

South African Medical Journal (SAMJ)

1

Stelmach, R.

1

Sun, B-X.

1

Szefler, S. J.

1

Taright, S.

1

The COPD Foundation - South Africa

1

The Lancet Respiratory Medicine

1

U. S. Centers for Disease Control and Prevention

1

University of Cape Town - South Africa

1

Urrutia-Pereira, M.

1

van den Akker, M.

1

Wali, S.

1

Wang, X-R.

1

Wenzel, S. E.

1

Wong, M.

1

Wong, M.L. et al.

1

World Health Organization (WHO), International Telecommunication Union (ITU)

1

Zar, H.J.

1

Zhang, H-X.

1