Clinical observation of 1120 cases involving the sterilization of ligate fallopian tube and the use of silvern clamps 经腹输卵管缝扎加银夹绝育手术1 120例疗效观察
3.
The textual research of the silvern stationery excavated from no . 7 tomb of liao dynasty from ying feng gou located in ao han banner 敖汉旗英凤沟7号辽墓出土银质文具考
