%0 Journal Article
%B Obstet Gynecol
%D 2012
%G eng
%N 6
%P 1535-7
%R 10.1097/01.AOG.0000423820.92906.d0
%T Committee Opinion No.546: Tracking and reminder systems.
%V 120
%1 https://www.ncbi.nlm.nih.gov/pubmed/23168793
%8 12/2012