RT Journal Article SR Electronic T1 Correction to “Fertility Awareness-Based Methods: Another Option for Family Planning” JF The Journal of the American Board of Family Medicine JO J Am Board Fam Med FD American Board of Family Medicine SP 596 OP 596 DO 10.3122/jabfm.2009.05.090168 VO 22 IS 5 YR 2009 UL http://www.jabfm.org/content/22/5/596.1.abstract AB