Key points are not available for this paper at this time.
Departamento de Medicina Intensiva, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile Correspondence to Glenn Hernández, MD, PhD, Departamento de Medicina Intensiva, Facultad de Medicina, Pontificia Universidad Católica de Chile. Diagonal Paraguay 362, Santiago 7500000, Chile, Tel: +56 9 4020 9609; e-mail: email protected
Vera et al. (Thu,) studied this question.