title: The decline of mortality in Ceylon and the demographic effects of malaria control.
authors.forename: R H
authors.initials: RH
authors.lastname: Gray
mesh_terms: D003643:Death; D003710:Demography; D049711:History, Modern 1601-; D008288:Malaria / Q000266:history*; D013188:Sri Lanka; D013223:Statistics as Topic / Q000266:history*