Authors
Krystyna Marta Okoniewska
P.F.O. Vetos-Farma, Bielawa, Poland
Jakub Okoniewski
P.F.O. Vetos-Farma, Bielawa, Poland
Tomasz Grabowski
Polpharma Biologics, Gdańsk, Poland
Jerzy Jan Jaroszewski
Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, University of Warmia and Mazury in Olsztyn, Olsztyn, Poland