Following the call from the WHO to immediately assess available data to learn what care approaches are most effective and evaluate the effects of therapies, this collection aims to report on original peer-reviewed research articles in methodological approaches to medical research related to COVID Martin Wolkewitz University of Freiburg, Germany. Content type: Commentary. Published on: 30 April Measuring the level or significance of fear in different populations may help identify populations and areas in need of public health and edu Content type: Research article.
Preventive healthcare , or prophylaxis , consists of measures taken for disease prevention. Disease prevention relies on anticipatory actions that can be categorized as primal,   primary, secondary, and tertiary prevention. Each year, millions of people die of preventable deaths.
Racism is the belief that groups of humans possess different behavioral traits corresponding to physical appearance and can be divided based on the superiority of one race over another. These views can take the form of social actions , practices or beliefs, or political systems in which different races are ranked as inherently superior or inferior to each other, based on presumed shared inheritable traits, abilities, or qualities. In terms of political systems e. While the concepts of race and ethnicity are considered to be separate in contemporary social science , the two terms have a long history of equivalence in popular usage and older social science literature.