@article{article9a5031f8, title = {Chest physiotherapy during immediate postoperative period among patients undergoing upper abdominal surgery: ramdomized}, author = {Manzano, Roberto Munhoz and Carvalho, Celso Ricardo Fernandes de and Romanholo, Beatriz Mangueira Saraiva and Vieira, Joaquim Edson}, year = {2008}, journal = {Medical journal São Paulo} }