母猫妊娠诊断的超声检查
Sagittal ultrasonographic image of a 30-day feline fetus; note placental/umbilical cord dorsally.
Courtesy of Dr. Autumn Davidson.
在这些主题中
Sagittal ultrasonographic image of a 30-day feline fetus; note placental/umbilical cord dorsally.
Courtesy of Dr. Autumn Davidson.