title: Subjective measures: not perfect but what is?
authors.affiliation: Department of Psychology, University of Reading, UK. f.p.mckenna@reading.ac.uk
authors.forename: F P
authors.initials: FP
authors.lastname: McKenna
mesh_terms: D006804:Ergonomics; D006801:Humans; D011594:Psychometrics; D036301:Qualitative Research; D015203:Reproducibility of Results; D012107:Research Design; D020377:Self Efficacy