Cita APA (7th ed.)
Singapore journal of obstetrics & gynaecology [Singapore J Obstet Gynecol] NLMUID: 8010992.
Cita Chicago (17th ed.)
Singapore Journal of Obstetrics & Gynaecology [Singapore J Obstet Gynecol] NLMUID: 8010992.
Cita MLA (9th ed.)
Singapore Journal of Obstetrics & Gynaecology [Singapore J Obstet Gynecol] NLMUID: 8010992.
Atenció: Aquestes cites poden no estar 100% correctes.