@article{Virues-Ortega:61663, author = "Virues-Ortega, J. and Vega, S. and Seijo-Martinez, M. and Saz, P. and Rodriguez, F. and Rodriguez-Laso, A. and de Las Heras, S.P. and Mateos, R. and Martinez-Martin, P. and Mahillo-Fernandez, I. and Garre-Olmo, J. and Gascon, J. and Garcia-Garcia, F.J. and Fernandez-Martinez, M. and Bermejo-Pareja, F. and Bergareche, A. and Benito-Leon, J. and de Pedro-Cuesta, J.", title = "{A protective personal factor against disability and dependence in the elderly: an ordinal regression analysis with nine geographically-defined samples from Spain}", year = "2017", }