Braz J Anesthesiol, vol.16, 1966ACUTE RESPIRATORY INSUFFICIENCY IN CHRONIC PULMONARY PATIENTSARMANDO PINHEIRO, A. NEVES DOS SANTOS, M. SILVA ARAUJO, SÉRGIO ALEXANDRINO, ALBERTO DE ALMEIDA, C. CARVALHO DE SOUZA, PINHO.E.COSTA, PAES CARDOSO, NUNO BERRANCAScientific Article