1 Department of Medicine, Hospital del Mar Institute of Medical Investigation, Barcelona, Spain.
2 Department of Biostatistics, Unitat de Bioestadística, Hospital Germans Trias i Pujol, Barcelona, Spain.
3 Institut de Recerca Germans Trias i Pujol, Departament de Ciències Clíniques, Universitat de Barcelona, Barcelona, Spain.
4 Spesialistsenteret Pilestredet Park and Faculty of Odontology, University of Oslo, Oslo, Norway.
5 Epi-Centre for Healthy Ageing, Deakin University, IMPACT-Institute for Mental and Physical Health and Clinical Translation-Barwon Health, Geelong, Australia.