title: Innovative methods for improving measures of the personal environment.
authors.forename: David M
authors.initials: DM
authors.lastname: Balshaw
authors.forename: Richard K
authors.initials: RK
authors.lastname: Kwok
mesh_terms: D003625:Data Collection / Q000379:methods* / Q000592:standards*; D015444:Exercise; D005260:Female; D006305:Health Status Indicators; D006801:Humans; D008297:Male; D010809:Physical Fitness