CHEN-HSUAN LIU2018-09-102018-09-101997http://www.airitilibrary.com/Publication/Index/02539179-199712-201210040019-201210040019-531-545http://scholars.lib.ntu.edu.tw/handle/123456789/329250無特定病原大小鼠自發性腫瘤之發生journal article