[1] Harvard Med Sch, Boston Childrens Hosp, Dept Pediat, 300 Longwood Ave, Boston, MA 02115 USA
[2] Univ Illinois, Coll Med, Dept Med Educ, Chicago, IL USA
[3] Univ Illinois, Coll Med, Dept Pediat, Chicago, IL USA
[4] Amer Board Pediat Inc, Competency Based Med Educ, Chapel Hill, NC USA
[5] Univ Utah, Sch Med, Dept Pediat, Salt Lake City, UT USA
[6] Ohio State Univ, Dept Pediat, Nationwide Childrens Hosp, Coll Med, Columbus, OH 43210 USA
[7] Emory Univ, Sch Med, Dept Pediat, Childrens Healthcare Atlanta, Atlanta, GA USA
[8] Tufts Childrens Hosp, Dept Pediat, Boston, MA USA
[9] Stanford Univ, Dept Pediat, Sch Med, Los Gatos, CA USA
[10] UMKC Sch Med, Childrens Mercy Kansas City, Kansas City, MO USA
[11] Yale Sch Med, Dept Pediat, New Haven, CT USA
[12] Texas Childrens Hosp, Baylor Coll Med, Dept Pediat, Houston, TX 77030 USA
[13] Stanford Univ, Sch Med, Ctr Acad Med, Dept Pediat, Stanford, CA 94305 USA
[14] Div Pediat Endocrinol, Palo Alto, CA USA
[15] Univ Rochester, Sch Med & Dent, Dept Pediat, Rochester, NY 14642 USA
[16] Univ Arkansas Med Sci, Dept Pediat, Little Rock, AR 72205 USA
[17] Duke Univ, Med Ctr, Dept Pediat, Durham, NC 27710 USA
[18] Brown Univ, Dept Pediat, W Alpert Med Sch, Providence, RI 02912 USA
[19] Univ Colorado, Dept Pediat, Aurora, CO USA
[20] Univ Calif Los Angeles, David Geffen Sch Med, Dept Pediat, Los Angeles, CA 90095 USA
[21] Harbor UCLA Med Ctr, Lundquist Inst Biomed Innovat, Torrance, CA 90509 USA