1. University of Belgrade ‐ Faculty of AgricultureInstitute of Animal Sciences Belgrade Serbia
2. Laboratory of Histology and Embryology, Department of Microscopy, Institute of Biomedical Sciences Abel Salazar (ICBAS)University of Porto (U.Porto) Porto Portugal
3. Histomorphology, Physiopathology, and Applied Toxicology Group, Interdisciplinary Centre of Marine and Environmental Research (CIIMAR)University of Porto (U.Porto) Matosinhos Portugal