RT Journal Article SR Electronic T1 Management of intrathoracic goitre JF Canadian Journal of Surgery JO CAN J SURG FD Canadian Medical Association SP E111 OP E112 VO 51 IS 5 A1 Pia Pace-Asciak A1 Kevin Higgins YR 2008 UL http://canjsurg.ca/content/51/5/E111.abstract