Bahado-Singh, R. Et Al. 2003. Early second-trimester individualized estimation of trisomy 18 risk by ultrasound. OBSTETRICS AND GYNECOLOGY , vol.101, no.3 , 463-468.

Bahado-Singh, R., CHOI, S., Oz, U., Mendilcioglu, I., ROWTHER, M., & PERSUTTE, W., (2003). Early second-trimester individualized estimation of trisomy 18 risk by ultrasound. OBSTETRICS AND GYNECOLOGY , vol.101, no.3, 463-468.

Bahado-Singh, RO Et Al. "Early second-trimester individualized estimation of trisomy 18 risk by ultrasound," OBSTETRICS AND GYNECOLOGY , vol.101, no.3, 463-468, 2003

Bahado-Singh, RO Et Al. "Early second-trimester individualized estimation of trisomy 18 risk by ultrasound." OBSTETRICS AND GYNECOLOGY , vol.101, no.3, pp.463-468, 2003

Bahado-Singh, R. Et Al. (2003) . "Early second-trimester individualized estimation of trisomy 18 risk by ultrasound." OBSTETRICS AND GYNECOLOGY , vol.101, no.3, pp.463-468.

@article{article, author={RO Bahado-Singh Et Al. }, title={Early second-trimester individualized estimation of trisomy 18 risk by ultrasound}, journal={OBSTETRICS AND GYNECOLOGY}, year=2003, pages={463-468} }