title: Comparison of circumoval precipitin test (COPT) filter paper method and formalin-ether concentration technique in schistosomiasis field survey.
mesh_terms: D000293:Adolescent; D000328:Adult; D001196:Ascariasis / Q000453:epidemiology; D002648:Child; D002675:Child, Preschool; D005019:Ethyl Ethers; D005243:Feces; D005260:Female; D005374:Filtration; D005557:Formaldehyde; D006725:Hookworm Infections / Q000453:epidemiology; D006801:Humans; D008297:Male; D008722:Methods; D010209:Paper; D010237:Paragonimiasis / Q000453:epidemiology; D010270:Parasite Egg Count; D010679:Philippines; D011233:Precipitin Tests; D011528:Protozoan Infections / Q000453:epidemiology; D012552:Schistosomiasis / Q000175:diagnosis* / Q000453:epidemiology / Q000276:immunology; D013622:Taeniasis / Q000453:epidemiology
chemical_list: D005019:Ethyl Ethers; D005557:Formaldehyde