共 43 条
- [1] Abramson MJ, 1934, AM J OBSTET GYNECOL, V28, P129
- [2] ADAM GS, 1941, M J AUSTR, V2, P649
- [3] Adamson G N, 1938, J Natl Med Assoc, V30, P111
- [4] ALLEN JCB, 1935, MED J AUST, V2, P350
- [5] [Anonymous], 1931, CRN, P8
- [6] Beaver M G, 1937, Cal West Med, V47, P41
- [8] BROWNE O, 1938, J OBSTET GYN BR EMP, V45, P674
- [9] CABOT H, 1937, NEW ENGLAND J MED, V217, P532
- [10] CERAVOLO FJ, 1931, N Y STATE J MED, V31, P943