TY - SER TI - Sri Lanka Journal of Obstetrics and Gynaecology: Vols.18 - 20 SN - 13917536 U1 - 618 PY - 1996/// - 1998 CY - Colombo PB - Sri Lanka College of Obstetricians & Gynaecologists KW - OBSTETRICS KW - GYNECOLOGY KW - Sri Lanka Journals ER -