^a Department of Human Neuroscience, Sapienza University, Rome, Italy 

^b Aging Research Center, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet and Stockholm University, Stockholm, Sweden 

^c Nutrition, Exercise Physiology and Sarcopenia Laboratory, Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston, MA, USA 

^d Parc Sanitari Pere Virgili and Vall d'Hebron Institute of Research (VHIR), Barcelona, Spain 

^e Department of Geriatric Medicine, Institute of Geriatrics Active Ageing, Tan Tock Seng Hospital, Singapore 

^f Geriatric Education & Research Institute, Singapore 

^g Lee Kong Chian School of Medicine, Nanyang Technological University, Singapore 

^h Department of Geriatrics, Orthopedics and Rheumatology, Università Cattolica del Sacro Cuore, Rome, Italy 

ⁱ Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy 

^j Adelaide Geriatrics Training and Research with Aged Care Centre (GTRAC), School of Medicine, College of Health, Adelaide University, Adelaide, South Australia, Australia 

^k Aged and Extended Care Services, The Queen Elizabeth Hospital, Central Adelaide Local Health Network, Adelaide, South Australia, Australia 

^l Department of Clinical and Community Sciences, University of Milan, Italy