Knoop, VeerleVeerleKnoopCostenoble, AxelleAxelleCostenobleVella Azzopardi, RobertaRobertaVella AzzopardiVermeiren, SofieSofieVermeirenDebain, AzizAzizDebainJansen, BartBartJansenScafoglieri, AldoAldoScafoglieriBautmans, IvanIvanBautmans2021-10-272021-10-272019https://imec-publications.be/handle/20.500.12860/33306The operationalization of fatigue in frailty scales: A systematic reviewProceedings paper