Hojat M, Veloski J J, Gonnella J S, Erdmann J B, Rattner S
Center for Research in Medical Education and Health Care, Jefferson Medical College, Philadelphia, PA 19107-5833, USA.
Acad Med. 1999 Oct;74(10 Suppl):S78-80. doi: 10.1097/00001888-199910000-00046.