TY - JOUR T1 - Echocardiographic evaluation during weaning from mechanical ventilation JO - Clinics A1 - Schifelbain, Luciele Medianeira A1 - Vieira, Silvia Regina Rios A1 - Brauner, Janete Salles A1 - Pacheco, Deise Mota A1 - Naujorks, Alexandre Antonio SN - 1807-5932 UL - 10.1590/S1807-59322011000100019 VL - 66 Y1 - 2011 PB - Brasil ER -