S. S. Ratnam

Human micro-insemination by injection of single or multiple sperm: ultrastructure*

A. Henry Sathananthan, S. C. Ng, Ariff Bongso et al. · Human Reproduction · 1989 · 61 citations

Veterinary Medicine, Obstetrics, Assisted Reproductive Technologies +11

Direct fetal therapy for hydrops secondary to congenital atrioventricular heart block.

C. Anandakumar, Arijit Biswas, S S Chew et al. · PubMed · 1996 · 45 citations

Medicine, Cardiology, Obstetrics +9

No evidence of hearing loss due to fetal acoustic stimulation test

Sabaratnam Arulkumaran, Barbara A. Skurr, Huei Jinn Tong et al. · International Journal of Pediatric Otorhinolaryngology · 1992 · 38 citations

Medicine, Audiology, Otolaryngology +8

F prostaglandin levels in amniotic fluid in premature labour

R. L. TambyRaja, John A. Salmon, S.M.M. Karim et al. · Prostaglandins · 1977 · 37 citations

Medicine, Gynecology, Obstetrics +14

Sterilization Failures in Singapore: An Examination of Ligation Techniques and Failure Rates

Mark C. E. Cheng, Yew-Fai Wong, Roger Rochat et al. · Studies in Family Planning · 1977 · 37 citations

Medicine, Gynecology, Obstetrics +11