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Voronezh State Agricultural University, Michurina st. 1, 394087 Voronezh, Russia
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Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria,
Onderstepoort, 0110 South Africa
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W. Stefanski Institute of Parasitology, Twarda 51/55, Warsaw, Poland
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Schmalhausen Institute of Zoology, National Academy of Sciences of Ukraine, Kiev, 01601 Ukraine
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Biological Research Institute of St. Petersburg University, St. Petersburg, Old Petergof, 198904 Russia
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Reservation "Kivach", Karelia, Russia 186200
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Zoological Museum, Institute for Systematics and Ecology of Animals, Siberian Division of the Russian Academy of Sciences, Novosibirsk, 630091 Russia
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Martsinovsky Institute of Medical Parasitology and Tropical Medicine, Moscow, 119830 Russia
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I.I. Schmalhausen Institute of Zoology, В. Khmelnitskogo, 15, Kiev, 01601 Ukraine
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X-BIO Institute, Tyumen State University, Tyumen, Russia