Ann Gee Tan

An alternative for women initially declining genetic amniocentesis: Individual Down syndrome odds on the basis of maternal age and multiple ultrasonographic markers

Ray Bahado‐Singh, Özgür Deren, Utku Öz et al. · American Journal of Obstetrics and Gynecology · 1998 · 45 citations · Full text

Medicine, Maternal Health, Obstetrics +17

Risk of Down syndrome and any clinically significant chromosome defect in pregnancies with abnormal triple-screen and normal targeted ultrasonographic results

Ray Bahado‐Singh, Ann Gee Tan, Özgür Deren et al. · American Journal of Obstetrics and Gynecology · 1996 · 35 citations · Full text

Life Sciences, Genetics, Obstetrics +17

Ultrasonographically adjusted midtrimester risk of trisomy 21 and significant chromosomal defects in advanced maternal age

Ray O. Bahado-Singh, Özgür Deren, Ann Gee Tan et al. · American Journal of Obstetrics and Gynecology · 1996 · 27 citations · Full text

Medicine, Maternal Health, Obstetrics +16

Evaluation of prenatal central nervous system anomalies: obstetric management, fetal outcomes and chromosome abnormalities

Ann Gee Tan, Neha Sethi, Sofiah Sulaiman · BMC Pregnancy and Childbirth · 2022 · 23 citations · Full text

Medicine, Maternal Health, Obstetrics +14