[Life cycles of the duck trematodes parastrigea robusta and catatropis verrucosa in the Berlin region].
D000818:Animals; D005859:Germany, East; D066298:In Vitro Techniques; D011201:Poultry Diseases; D014201:Trematode Infections / Q000662:veterinary*
Die Lebenszyklen der Ententrematoden Parastrigea robusta und Catatropis verrucosa im Raum Berlin.