Multidimensional structure of the Groningen Frailty Indicator in community-dwelling older people.
Bielderman, Annemiek; van der Schans, Cees (Healthy Ageing, Allied Health Care And Nursing); van Lieshout, M.R.; de Greef, Mathieu; Boersma, F.; Krijnen, Wim (Statistical Techniques For Applied Research); Steverink, N.