Socioeconomic Status As a Risk Factor for Unintended Pregnancy in the Contraceptive CHOICE Project.

Iseyemi, Abigail; Zhao, Qiuhong; McNicholas, Colleen; More

Obstetrics & Gynecology ., Post Author Corrections: August 04, 2017

Use of the Etonogestrel Implant and Levonorgestrel Intrauterine Device Beyond the U.S. Food and Drug Administration–Approved Duration

McNicholas, Colleen; Maddipati, Ragini; Zhao, Qiuhong; More

Obstetrics & Gynecology . 125(3):599-604, March 2015.

  • Annual Awards

Association of Age and Parity With Intrauterine Device Expulsion

Madden, Tessa; McNicholas, Colleen; Zhao, Qiuhong; More

Obstetrics & Gynecology . 124(4):718-726, October 2014.

In Reply

McNicholas, Colleen; Madden, Tessa E; Peipert, Jeffrey F

Obstetrics & Gynecology . 122(1):156, July 2013.

Contraceptive Failures in Overweight and Obese Combined Hormonal Contraceptive Users

McNicholas, Colleen; Zhao, Qiuhong; Secura, Gina; More

Obstetrics & Gynecology . 121(3):585-592, March 2013.