RT Journal Article SR Electronic T1 Epidural Anesthesia–Reply–I JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 219 OP 220 DO 10.3122/jabfm.2.3.219 VO 2 IS 3 A1 Nesse, Robert E. YR 1989 UL http://www.jabfm.org/content/2/3/219.abstract AB