Bleetman David, West Douglas, Teh Elaine, Internullo Eveline
Department of Thoracic Surgery, University Hospitals Bristol NHS Foundation Trust, Bristol BS2 8HW, UK.
Ann Cardiothorac Surg. 2015 Nov;4(6):556-7. doi: 10.3978/j.issn.2225-319X.2015.10.06.