[1] Uniformed Serv Univ Hlth Sci, Dept Family Med, Bethesda, MD USA
[2] Uniformed Serv Univ Hlth Sci, Dept Pediat, Bethesda, MD USA
[3] David Grant Med Ctr, Dept Family Med, Travis AFB, CA USA
[4] Uniformed Serv Univ Hlth Sci, Dept Med & Clin Psychol, Bethesda, MD USA
[5] Walter Reed Natl Mil Med Ctr, Dept Pediat, Bethesda, MD USA
[6] Univ Missouri Kansas City, Sch Med, Div Adolescent Med, Childrens Mercy Kansas City, Kansas City, MO USA
[7] Univ Missouri Kansas City, Sch Med, Dept Pediat, Kansas City, MO USA
[8] Uniformed Serv Univ Hlth Sci, Dept Family Med, 4301 Jones Bridge Rd, Bethesda, MD 20814 USA