Frailty and risk of hospitalization from COVID-19 infection among older adults : evidence from the Dutch Lifelines COVID-19 Cohort study

by Zhu, Yinjie, Sealy, Martine J., Jager-Wittenaar, Harriët, Mierau, Jochen O., Bakker, Stephan J.L., Navis, Gerjan J., Boezen, H.M., Franke, H.L., Dekens, Jackie, Deelen, Patrick, Lanting, Pauline, Vonk, Judith M., Nolte, Ilja, Ori, Anil P.S., Claringbould, Annique, Boulogne, Floranne, Dijkema, Marjolein X.L., Wiersma, Henry H., Warmerdam, Robert, Jankipersadsing, Soesma A., van Blokland, Irene, de Bock, Geertruida H., Rosmalen, Judith G.M., Wijmenga, Cisca