COVID-19 vaccine trials in Africa: what’s promising, and what’s problematic
COVID-19 vaccine trials in Africa: what’s promising, and what’s problematic: Shutterstock Scientists are working around the clock to develop and test vaccines against SARS-CoV-2, the causative agent of COVID-19. Experts agree that widespread use of safe and effective vaccines will rapidly contain the COVID-19 pandemic, preventing transmission and disease. A key step in the process …
