1 Institute for Biomedicine of Aging, Faculty of Medicine, Friedrich-Alexander-University of Erlangen-Nuremberg, Germany
2 Department of Internal Medicine, Nutrition and Dietetics, VU University Medical Center, Amsterdam; Department of Health Sciences, Faculty of Earth and Life Sciences, Vrije Universiteit Amsterdam, Amsterdam Public Health Institute, The Netherlands
3 School of Public Health, Physiotherapy and Sports Science, University College Dublin, Ireland
4 Institut für Humanernährung und Lebensmittelkunde, Christian-Albrechts-Universität, Kiel, Germany
5 Division of Human Nutrition, Wageningen University, The Netherlands
6 Servicio de Geriatría, Hospital Universitario Ramón y Cajal, Madrid, Spain
7 Institute of Nursing Science, Medical University of Graz, Austria
8 Department of Life Sciences, University of Limerick, Ireland
9 Department of Internal Medicine III, Division of Endocrinology and Metabolism, Medical University Vienna, Austria
10 Department of Internal Medicine, Nutrition and Dietetics, VU University Medical Center, Amsterdam; Faculty of Health and Social Studies, Department of Nutrition, Sports and Health, HAN University of Applied Sciences, Nijmegen, The Netherlands