American college of obstetricians and gynecologists practice bulletins: ascertaining their citation, influence, and utilization.

Objective: To ascertain the influence and utilization of the American College Obstetricians and Gynecologists practice bulletins (PBs) by measuring their citations in three different search tools.

Study Design: PBs in obstetrics (OB-PBs) and gynecology (GYN-PBs) published from September 1998 to December 2009 were identified. PubMed, Ovid MEDLINE, and Web of Science were utilized to determine how often PBs were cited.