RT Journal Article SR Electronic T1 A trainee's guide to surviving ePortfolio JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 631 OP 632 DO 10.7861/clinmedicine.13-6-631a VO 13 IS 6 A1 Gordon Caldwell YR 2013 UL http://www.rcpjournals.org/content/13/6/631.2.abstract