Ghadirian, E Socio-agricultural factors and parasitic infections in the Caspian littoral region of Iran. [electronic resource] - Tropical and geographical medicine Dec 1979 - 485-91 p. digital Publication Type: Journal Article ISSN: 0041-3232 Subjects--Topical Terms: AgricultureClimateCross-Sectional StudiesCultural CharacteristicsFeces--parasitologyHelminthiasis--epidemiologyHumansIntestinal Diseases, Parasitic--etiologyIranSocioeconomic Factors