The impact of thoracic surgical access on early shoulder function: video-assisted thoracic surgery versus posterolateral thoracotomy. - Li,W.WL.; Lee,R.LM.; Lee,T.W.; Ng,C.SH.; Shioe,A.DL.; Wan,I.YP.; Arifi,A.AA.; Yim,A.PC. (Eur J Cardiothorac Surg, 2003)