title: The missing piece.
authors.forename: Russell R
authors.initials: RR
authors.lastname: Ryan
mesh_terms: D015746:Abdominal Pain / Q000209:etiology; D001706:Biopsy; D004417:Dyspnea / Q000209:etiology; D006801:Humans; D008297:Male; D010237:Paragonimiasis / Q000175:diagnosis*