Dose-response effects of a Web-based physical activity program on body composition and metabolic health in inactive older adults: additional analyses of a randomized controlled trial.
David P VroegeCarolien A WijsmanKaren BroekhuizenAnton J M de CraenDiana van HeemstFrans J G van der OuderaaWillem van MechelenPieternella Eline SlagboomMichael CattRudi Gerardus Johannes WestendorpEvert A L M VerhagenSimon Pieter MooijaartPublished in: Journal of medical Internet research (2014)
Dutch Trial Registry: NTR 3045; http://www.trialregister.nl/trialreg/admin/rctview.asp?TC=3045 (Archived by WebCite at http://www.webcitation.org/6KPw52dCc).