This publication seeks to describe the best treatments and practices based on the scientific evidence available at the time of writing as evaluated by the authors and may change as a result of new research. Readers need to apply this knowledge to patients in accordance with the guidelines and laws o...f their country of practice. Some medications may not be available in some countries and readers should consult the specific drug information since not all the unwanted effects of medications are mentioned.more
The COVID-19 pandemic has exposed the inadequacy of investments in public health, the persistence of profound economic and social inequalities and the fragility of many key global systems and approaches.