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Researcher · National University of Singapore · Singapore

S. S. Ratnam

S. S. Ratnam publishes mostly in Public Health, Environmental and Occupational Health, Pediatrics, Perinatology and Child Health and Reproductive Medicine, on topics such as Maternal and Perinatal Health Interventions, Reproductive Biology and Fertility and Ectopic Pregnancy Diagnosis and Management.

OpenAlex
World rank
#211,981
of 1,633,909 ranked researchers
Rank in Singapore
#849
of 5,048
Works
54
Citations
140
Citations per work
2.6

What does S. S. Ratnam research?

Public Health, Environmental and Occupational Health: 24.6%Pediatrics, Perinatology and Child Health: 13.1%Reproductive Medicine: 13.1%Obstetrics and Gynecology: 11.5%other fields: 37.7%25%top field
Public Health, Environmental and Occupational Health24.6%Pediatrics, Perinatology and Child Health13.1%Reproductive Medicine13.1%Obstetrics and Gynecology11.5%other fields37.7%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Public Health, Environmental and Occupational Health25% of their works
  2. 2Pediatrics, Perinatology and Child Health13% of their works
  3. 3Reproductive Medicine13% of their works
  4. 4Obstetrics and Gynecology12% of their works
  5. 5Endocrinology, Diabetes and Metabolism5% of their works
  6. 6Surgery5% of their works

Research topics

Which keywords describe S. S. Ratnam's research?

The keywords of their largest research topics: Metabolic Syndrome, Cesarean Scar Pregnancy, Cesarean Section, Ectopic Pregnancy, Fertility Preservation, Ovarian Tissue Cryopreservation, Vaginal Birth and Assisted Reproductive Technology.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.

All 17 words, with their numbers
  1. Metabolic Syndrome62 topics
  2. Cesarean Scar Pregnancy41 topic
  3. Cesarean Section41 topic
  4. Ectopic Pregnancy41 topic
  5. Fertility Preservation41 topic
  6. Ovarian Tissue Cryopreservation41 topic
  7. Vaginal Birth41 topic
  8. Assisted Reproductive Technology31 topic
  9. Contraception31 topic
  10. Hormone Therapy31 topic
  11. In Vitro Fertilization31 topic
  12. Ovarian Reserve31 topic
  13. Placenta Accreta31 topic
  14. Polycystic Ovary Syndrome31 topic
  15. Postpartum Hemorrhage31 topic
  16. Testosterone31 topic
  17. Unintended Pregnancy31 topic

Where does S. S. Ratnam work?

S. S. Ratnam's main affiliation in the publication record is National University of Singapore, Singapore.

How many publications and citations does S. S. Ratnam have?

Science Explorer counts 54 works and 140 citations for S. S. Ratnam, ranking #211,981 of 1,633,909 researchers worldwide on the composite score.

Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Other researchers named S. S. Ratnam

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