Vaccination

Chinese coronavirus vaccine shows 50% efficacy in Brazil

The Chinese-developed Coronavac COVID-19 vaccine has demonstrated a 50 percent efficacy following tests in Brazil, the organization in charge of its production in the South American country said on Tuesday.

Medications

Researchers discover potential treatment for Chagas disease

Researchers from the University of Georgia have discovered a potential treatment for Chagas disease, marking the first medication with promise to successfully and safely target the parasitic infection in more than 50 years.

Diseases, Conditions, Syndromes

Eastern Europe has been hardest hit by COVID

The seven countries with the highest number of COVID-19 deaths in proportion to their overall population are in central and eastern Europe, according to an AFP tally at 1400 GMT on Friday.

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