West J Surg Obstet Gynecol. 1950 Jan; 58(1):32-5.

[West J Surg Obstet Gynecol. 1950]

J Am Med Womens Assoc. 1958 Feb; 13(2):46-51.

[J Am Med Womens Assoc. 1958]

N Y State J Med. 1953 Nov 1; 53(21):2504-10.

[N Y State J Med. 1953]

J Obstet Gynaecol Br Emp. 1951 Dec; 58(6):1030-3.

[J Obstet Gynaecol Br Emp. 1951]

Emerg Infect Dis. 2006 Nov; 12(11):1644-9.

[Emerg Infect Dis. 2006]