Studies on the prevalence and the intensity of the infection with soil-transmitted helminths in Romania.
D005260:Female; D006373:Helminthiasis / Q000453:epidemiology*; D006376:Helminths / Q000302:isolation & purification; D006801:Humans; D008297:Male; D012383:Romania; D012737:Sex Factors; D012987:Soil / Q000032:analysis
D012987:Soil