TY - JOUR T1 - Low pressure support changes the rapid shallow breathing index (RSBI) in critically ill patients on mechanical ventilation JO - Brazilian Journal of Physical Therapy A1 - Gonçalves, Elaine C. A1 - Silva, Elaine C. A1 - Basile Filho, Anibal A1 - Auxiliadora-Martins, Maria A1 - Nicolini, Edson A. A1 - Gastaldi, Ada C. SN - 1413-3555 UL - 10.1590/S1413-35552012005000037 VL - 16 Y1 - 2012 PB - Brasil ER -