Thymectomy by partial sternotomy for the treatment of myasthenia gravis - Pêgo-Fernandes, Paulo Manuel; Campos, José Ribas Milanez de; Jatene, Fábio Biscegli; Marchiori, Paulo; Vargas, Francisco Suso; Oliveira, Sérgio Almeida de (The annals of thoracic surgery, 2002)