Affiliation: | 1. Department of Obstetrics & Gynaecology, All India Institute of Medical sciences, New Delhi, India;2. Department of Obstetrics & Gynaecology, Lady Hardinge Medical College, New Delhi, India;3. Department of Radiology, Lady Hardinge Medical College, New Delhi, India;4. Department of Paediatric Surgery, Lady Hardinge Medical College, New Delhi, India |