双胎流产的胎盘,母马
Placenta from a twin abortion in a mare. Note the avillous area of contact between the two chorioallantoic membranes.
Courtesy of Dr. Ahmed Tibary.
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Placenta from a twin abortion in a mare. Note the avillous area of contact between the two chorioallantoic membranes.
Courtesy of Dr. Ahmed Tibary.