RT Journal Article SR Electronic T1 Europe overhauls physician mobility regulations JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E169 OP E170 DO 10.1503/cmaj.109-4106 VO 184 IS 3 A1 Tiago Villanueva Gutierrez Arruda Marques YR 2012 UL http://www.cmaj.ca/content/184/3/E169.abstract