UNICEF is for the first time publicizing what drugmakers charge it for vaccines.
UNICEF is for the first time publicizing what drugmakers charge it for vaccines, as the world's biggest buyer of lifesaving immunizations aims to spark price competition in the face of rising costs.
South Africa is launching clinical trials of the first AIDS vaccines created by a developing country, a feat by scientists who forged ahead even when some of their political leaders shocked the world with unscientific pronouncements about the disease.