创伤性网胃腹膜炎中的弓背，牛
Photograph of a Holstein Friesian cow with an arched back, a clinical sign associated with traumatic reticuloperitonitis.
Courtesy of Dr. Ueli Braun.
在这些主题中
Photograph of a Holstein Friesian cow with an arched back, a clinical sign associated with traumatic reticuloperitonitis.
Courtesy of Dr. Ueli Braun.
