[Problem of ancylostomiasis in the USSR].
D000722:Ancylostoma / Q000469:parasitology; D000724:Ancylostomiasis / Q000453:epidemiology* / Q000276:immunology / Q000635:transmission; D002980:Climate; D004197:Disease Reservoirs; D006801:Humans; D006813:Humidity; D009332:Necatoriasis / Q000453:epidemiology / Q000635:transmission; D012987:Soil; D014586:USSR
D012987:Soil
Problema ankilostomidozov v SSSR.