Mass treatment for ascariasis: value of prophylactic use of piperazine in groups heavily infected with Ascaris lumbricoides.
D001196:Ascariasis / Q000175:diagnosis / Q000188:drug therapy / Q000453:epidemiology / Q000517:prevention & control*; D002648:Child; D005243:Feces / Q000382:microbiology; D005260:Female; D006801:Humans; D008297:Male; D009657:North Carolina; D010879:Piperazines / Q000627:therapeutic use*; D010919:Placebos
D010879:Piperazines; D010919:Placebos