Source:
Anatomia, Histologia, Embryologia: Journal of Veterinary Medicine Series C; Aug2012, Vol. 41 Issue 4, p256-261, 6p, 3 Black and White Photographs
Source:
Anatomia, Histologia, Embryologia: Journal of Veterinary Medicine Series C; Aug2012, Vol. 41 Issue 4, p248-255, 8p, 2 Black and White Photographs, 4 Charts