以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.Butyraldehyde 1,2 proparediol acetal was synthesized by using stannous chloride as catalyst.以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.Butyraldehyde 1,2 propanediol acetal was synthesized by using st...
Fertility - Sparing Alternative to Radical Hysterectomy: How Many Patients May Be Eligible?保留生育能力而 非 根治性全子宫切除术: 有多少患者适合这样的选择?Objective : To study the clinical effect of abdominal hysterectomy with Joel Cohen incision.目的:...