[1] Univ Vet Med & Pharm, Dept Parasitol, Kosice, Slovakia
[2] Slovak Acad Sci, Inst Parasitol, Kosice, Slovakia
[3] Czech Tech Univ, Fac Biomed Engn, Kladno, Czech Republic
[4] Czech Univ Life Sci Prague, Fac Agrobiol Food & Nat Resources, Dept Anim Breeding & Ethol, Prague, Czech Republic
[5] Czech Univ Life Sci Prague, Fac Agrobiol Food & Nat Resources, Demonstrat & Expt Workplace Stable, Prague, Czech Republic