title: Microbiology problem.
mesh_terms: D000328:Adult; D000656:Amoeba / Q000302:isolation & purification*; D004709:Endolimax / Q000302:isolation & purification*; D005243:Feces / Q000469:parasitology*; D005260:Female; D006801:Humans; D014258:Trichuris / Q000302:isolation & purification*