Publisher
Springer Science and Business Media LLC
Reference25 articles.
1. Ahnquist, G. and Lund, P. K. (1955).Amer. J. Obstet. Gynec., 69, 1268.
2. Anspach, B. M., (1933) in Curtis, A. H. (Ed.)Obsterics and Gynecology, Saunders, Philadelphia,3, 369.
3. Cavanagh, D. (1958).Amer. J. Obstet. Gynec., 76, 523.
4. Cooper, J. A. (1968).J. Obstet. Gynaec. Brit. Comm., 75, 232.
5. Elzey, N. D. (1948).West. J. Surg., 56, 410.