[Human ecology. Geo-epidemiology of diseases of compulsory registration in Spain during the 5-year period of 1955-1959].
D003141:Communicable Diseases / Q000453:epidemiology*; D004463:Ecology; D006801:Humans; D012621:Seasons; D013030:Spain
Ecologia humana. Geo-epidemiología de las enfermedades de declaración obligatoria en España durante el quinquenio 1955-1959.