@techreport{CDC (Centers for Disease Control and Prevention)2013, author = {CDC (Centers for Disease Control and Prevention)}, title= {U.S. selected practice recommendations for contraceptive use, 2013: Adapted from the World Health Organization selected practice recommendations for contraceptive use, 2nd Edition}, year = {2013}, publisher = {CDC }, address = {Atlanta}, institution = {Recommendations and reports}, number = {62(RR05)}, }