RT Journal Article SR Electronic T1 Emergency Medical Services JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 236 OP 236 DO 10.3122/jabfm.5.2.236 VO 5 IS 2 A1 Mayer, Dan M. YR 1992 UL http://www.jabfm.org/content/5/2/236.abstract AB