TY - JOUR T1 - Guest Family Physician Commentaries JF - The Journal of the American Board of Family Medicine JO - J Am Board Fam Med SP - 283 LP - 284 DO - 10.3122/jabfm.2010.03.100051 VL - 23 IS - 3 AU - Paul S. Williamson Y1 - 2010/05/01 UR - http://www.jabfm.org/content/23/3/283.abstract N2 - ER -