Affiliations
- 1 Pritam Singh, MBBS (Malaya), MRCOG (Lond), M Med (S'pore) Senior Lecturer, Department of Obstetrics & Gynaecology, National University of Singapore, National University Hospital, 5 Lower Kent Ridge Road Singapore 0511
- 2 P Y Chong, MBBS. Senior Tutor, Department of Pathology, National University of Singapore, National University Hospital, 5 Lower Kent Ridge Road Singapore 0511
PMID: 3506648
* Title and MeSH Headings from MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.