Maurice Hilleman is probably the scientist who has prevented the highest number of deaths and illnesses from infection in the history of medicine. He and his team obtained or improved more than 25 vaccines against viruses and bacteria.

Let us look at the coronavirus outbreak in China. Dissemination of accurate and well-interpreted information is key in the early stages of an emerging outbreak.

High vaccine coverage is encountering an unexpected obstacle. Recent evidence suggests that anti-vaccination attitudes and concerns are infecting some communities' health care workers.