Cocaine vax eats drug 'like Pac-Man'; Cancer cases rose pre-HPV vaccines;

> The number of HPV-related cancers rose in the years before vaccines arrived. Article

> Iran is set to introduce its first locally made influenza vaccine this year. News

> New Scientist has taken a look inside the labs racing to develop an H7N9 vaccine. Feature

> Tanzania is struggling with a shortage of the tuberculosis vaccine Bacillus Calmette-Guérin. Item

> An anticocaine vaccine that eats up the drug "like a little Pac-Man" has shown promise in animal tests. Piece