Beginning of patent period during the invasion of Anoplocephala perfoliata (horse number 25). Immature tapeworms (arrows) and tapeworms with gravid segments (arrowheads). Comparison of the sensitivity of coprological methods in detecting Anoplocephala perfoliata invasions: Tomczuk K, Kostro K, Szczepaniak KO, Grzybek M, Studzińska M, Demkowska-Kutrzepa M, Roczeń-Karczmarz M - Parasitology research (2014). Not altered. CC.