TY - RPRT TI - Screening for schistosomiasis with questionnaires. AU - Christian Lengeler AU - Jürg Utzinger AU - Marcel Tanner PY - 2002 DO - 10.1016/s1471-4922(02)02318-8 UR - https://pubmed.ncbi.nlm.nih.gov/12377245/ ID - 12377245 ER -