Perera, Hemantha The Sri Lanka journal of obstetrics and gynaecology - Colombo Sri Lanka College of obstetricians & gynaecologists 2009 - [77-146] p. Illustration - The Sri Lanka journal of obstetrics and gynaecology Vol. 31 . ISBN: 13917536 Subjects--Topical Terms: BOOKS BOX 459GYNAECOLOGYNew ThoughtOBSTETRICS Dewey Class. No.: B0459 / LDC