Sir Richard Christophers: A Tribute.
D009033:Culicidae; D004739:England; D049672:History, 19th Century; D049673:History, 20th Century; D007194:India; D008288:Malaria / Q000266:history; D010274:Parasitology / Q000266:history*; D014330:Tropical Medicine / Q000266:history*