Evaluation of pain in ICU patients.
Puntillo K, Pasero C, Li D, Mularski RA, Grap MJ, Erstad BL, Varkey B, Gilbert HC, Medina J, Sessler CN.
Puntillo K, et al. Among authors: erstad bl.
Chest. 2009 Apr;135(4):1069-1074. doi: 10.1378/chest.08-2369.
Chest. 2009.
PMID: 19349402