卵巢扭转造成出血而变黑变大.This ovary is dark and enlarged from hemorrhage following torsion.目的:探讨结肠黑变病的相关致病因素.Objective To investigate the riskfactorsfor development of melanosis coli....
He was returned to prison in 1977 for impersonating a police officer.他1977年因冒充警官而再次入狱。The Night Duty Officer was ready to clock off.值夜班的警员准备打卡下班。He got permission from his commanding officer to join me.他得到指挥官的许可来与我会合。...