title: A REVISION OF THE SUBFAMILY HAPLORCHINAE LOOSS, 1899 (TREMATODA: HETEROPHYIDAE). I. THE HAPLORCHIS GROUP.
mesh_terms: D000818:Animals; D002965:Classification; D006578:Heterophyidae; D012106:Research; D014200:Trematoda; D014201:Trematode Infections
keywords: CLASSIFICATION; EXPERIMENTAL LAB STUDY; TREMATODA