@article{article7f080965,
title   = {Air trapping: The major factor limiting diaphragm mobility in chronic obstructive pulmonary disease patients},
author = {Yamaguti, Wellington Pereira dos and Paulin, Elaine and Shibao, Simone and Chammas, Maria Cristina and Salge, João Marcos and Ribeiro, Marcos and Cukier, Alberto and Carvalho, Celso Ricardo Fernandes},
year = {2008},
doi = {10.1111/j.1440-1843.2007.01194.x},
journal   = {Respirology}
}