排序方式： 共有21条查询结果，搜索用时 5 毫秒
21.
Conjoined twins are very rare with an estimated ,incidence of about 1 in 200 000 births with a male-female ratio of 1：3 The separation ot conjolned twins presents a challenge to surgeons and also a test for comprehensive efficiency of a hospital. Recently, a rare pair of pygopagus twins were admitted to our hospital and a successful surgical separation was carded out. 相似文献