Balantidium coli infection in a Vietnam returnee.
D000328:Adult; D001448:Balantidium; D003967:Diarrhea / Q000209:etiology; D005243:Feces / Q000382:microbiology; D006801:Humans; D008297:Male; D011528:Protozoan Infections / Q000175:diagnosis*; D014744:Vietnam