Last year Dr. Kumar, head of the health ministry's Central TB Division, publicly criticized Hinduja Hospital and its researchers, saying their findings of "total drug resistance" published in a medical journal would hurt Indian tourism and should have been reported to him first.

WSJ: TB Fight Hits a Wall in India

Nevertheless, after some resistance, Mr Cameron has published a list of all big Conservative donors who have dined with him in Downing Street or Chequers, his official rural retreat.

ECONOMIST: Political party funding

In 2007, he and his colleagues published the DARE trial, which showed that resistance training plus aerobics was the most beneficial approach for people with diabetes.

CNN: Weights plus walking equals more fit in less time