1. Division of Human Nutrition; Wageningen University and Research Centre; Wageningen the Netherlands
2. Institute for Aging Research; Hebrew SeniorLife; Department of Medicine; Beth Israel Deaconess Medical Center and Harvard Medical School; Boston MA USA
3. Center of Research on Psychology in Somatic Diseases; Department of Medical and Clinical Psychology; Tilburg University; Tilburg the Netherlands
4. Institute for Food, Nutrition and Health; University of Reading; Reading United Kingdom
5. Center for Advanced Orthopaedic Studies; Beth Israel Deaconess Medical Center; Department of Orthopedic Surgery; Harvard Medical School; Boston MA USA