by Alves Galvão, M G, Rocha Crispino Santos, M A, Alves da Cunha, A J L
Published in Cochrane database of systematic reviews (01.01.2008)

by Rocha Crispino Santos, M A, Pinto, M L, Couto Sant'Anna, C, Bernhoeft, M
Published in Revista portuguesa de pneumologia (01.03.2011)