@techreport{Jones2012,
author = {Jones, J. and Mosher, W. and Daniels, K.},
title= {Current contraceptive use in the United States, 2006–2010, and changes in patterns of use since 1995},
year = {2012},
publisher = {National Center for Health Statistics},
address = {Hyattsville, MD},
institution = {National health statistics reports, No. 60},
}