[1] Natl Board Med Examiners, Philadelphia, PA USA
[2] Univ Michigan, Med Sch, Dept Emergency Med, Curriculum, Ann Arbor, MI USA
[3] Univ Michigan, Med Sch, Dept Emergency Med, Ann Arbor, MI USA
[4] Univ Michigan, Med Sch, Dept Learning Hlth Sci, Curriculum, Ann Arbor, MI USA
[5] Univ Michigan, Med Sch, Dept Learning Hlth Sci, Ann Arbor, MI USA
[6] Univ Penn, Test Dev Serv, Natl Board Med Examiners, Philadelphia, PA 19104 USA
[7] Univ Penn, Perelman Sch Med, Philadelphia, PA 19104 USA
[8] Vanderbilt Univ, Sch Med, Med Student Affairs, Nashville, TN 37212 USA
[9] Vanderbilt Univ, Sch Med, Pediat, Nashville, TN 37212 USA
[10] NYU, Sch Med, Curriculum, Dept Cell Biol, New York, NY USA
[11] NYU, Sch Med, Dept Cell Biol, New York, NY 10016 USA
[12] Uniformed Serv Univ Hlth Sci, Curriculum, Bethesda, MD 20814 USA
[13] Uniformed Serv Univ Hlth Sci, Med, Bethesda, MD 20814 USA
[14] Columbia Univ, Vagelos Coll Phys & Surg, Ctr Educ Res & Evaluat, New York, NY USA
[15] Columbia Univ, Vagelos Coll Phys & Surg, Educ Assessment, New York, NY USA
[16] Natl Board Med Examiners, Licensure, Philadelphia, PA USA
[17] Virginia Commonwealth Univ, Sch Med, Evaluat Assessment & Scholarship Learning, Richmond, VA USA
[18] Virginia Commonwealth Univ, Sch Med, Emergency Med, Richmond, VA USA
[19] Univ Michigan, Med Sch, Educ Res & Qual Improvement, Ann Arbor, MI 48109 USA