1 Physiotherapy Department, Universiade Federal de Pernambuco, Recife, Brazil.
2 Laboratório de Pneumologia LIM-09, Disciplina de Pneumologia, Heart Institute (Incor), Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, Brazil.
3 Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts.
4 Unidad de Pacientes Críticos, Departamento de Medicina, Hospital Clínico Universidad de Chile, Santiago, Chile.
5 Physiotherapy Department, Universiade Federal de Pernambuco, Recife, Brazil. daniella.brandao@ufpe.br.