1. Baird, D. (1957).Combined Text Book of Obstetrics and Gynaecology, 6th edition. E. & S. Livingstone Ltd., Edinburgh. P. 719.
2. Collins, C. G., Nix, F. C. and Greha, H. T. (1956). “Ruptured Tubo-Ovarian Abscess,”Am. J. Obs. and Gynec., 72, 802.
3. Collins, C. G., Jansen, F. W. (1959). “Treatment of Pelvic Abscess,”Clin. Obs. and Gynec., 2, 2, 512.
4. De Alvarez, R. R. and Figge, D. C. (1955). “Influence of Antibiotics on Pelvic Inflammatory Disease,”Obstet. and Gynec., 5, 756.
5. Giradet, R. and Enquist, I. F. (1963). “Differential Diagnosis between Appendicitis and Acute Pelvic Inflammatory Disease,”Surg. Gynec. Obstet., 116, 212.