参考:
"Conization of Cervix: eMedicine Obstetrics and Gynecology". Retrieved 2010-01-03.
Arbyn M, Kyrgiou M, Simoens C, et al. (2008). "Perinatal mortality and other severe adverse pregnancy outcomes associated with treatment of cervical intraepithelial neoplasia: meta-analysis". BMJ. 337: a1284. doi:10.1136/bmj.a1284. PMC 2544379. PMID 18801868.
Lee, Seung Mi; Jun, Jong Kwan (2010). "Prediction and prevention of preterm birth after cervical conization". Journal of Gynecologic Oncology. 21 (4): 207. doi:10.3802/jgo.2010.21.4.207. ISSN 2005-0380. PMC 3026297.