Valid and Relevant Outcome Measures Are Critical for Objective Hypothesis-Testing

Klaus F. Hofmann-Kiefer, Tim Eiser, Daniel Chappell, Stephan Leuschner, Peter Conzen, Dierk Schwender
2008 Anesthesia and Analgesia  
doi:10.1213/ane.0b013e31817b65e2 fatcat:gnarc5f4wzdl3b276mincgrvxy