Disclosure of competition of interest☆☆☆
☆ Reprint requests: Dr K. Wayne Johnston, Editorial Office, Toronto General Hospital, 5 Eaton, Room 312, 200 Elizabeth St, Toronto, Ontario, M5G 2C4, Canada.
☆☆ 24/39/466
PII: S0741-5214(99)70195-3
© 1999 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter. Published by Elsevier Inc. All rights reserved.
