共 7 条
- [1] BELING CA, 1950, SURG GYNECOL OBSTET, V90, P686
- [2] BELING CA, 1948, SURG GYNECOL OBSTET, V87, P163
- [3] Groom William S., 1946, GERIATRICS, V1, P384
- [4] MORRISON DR, 1948, SURGERY, V23, P561
- [6] Russek Henry I., 1946, GERIATRICS, V1, P113
- [7] 1950, STATIST B METROP LIF, V31, P1