title: Observations on some Heterophyidae (Trematoda: Digenea) encysted in Philippine fishes.
mesh_terms: D000818:Animals; D005393:Fish Diseases / Q000453:epidemiology; D005399:Fishes; D010679:Philippines; D014200:Trematoda / Q000033:anatomy & histology / Q000145:classification / Q000302:isolation & purification*; D014201:Trematode Infections / Q000453:epidemiology / Q000662:veterinary*