Details Details PDF BIBTEX RIS Title Diurnal and seasonal changes in endogenous melatonin levels in the blood plasma in dogs Journal title Polish Journal of Veterinary Sciences Yearbook 2013 Issue No 4 Authors Zań, R.S. ; Kowalski, C.J. ; Madany, J. ; Roliński, Z. ; Bojarska-Junak, A. Divisions of PAS Nauki Biologiczne i Rolnicze Publisher Polish Academy of Sciences Committee of Veterinary Sciences ; University of Warmia and Mazury in Olsztyn Date 2013 Identifier DOI: 10.2478/pjvs-2013-0110 ; ISSN 1505-1773 Source Polish Journal of Veterinary Sciences; 2013; No 4