Key factor cutoffs and interval reference values for stratified fall risk assessment in community-dwelling older adults: the role of physical fitness, body composition, physical activity, health condition, and environmental hazards - Pereira, Catarina; Veiga, Guida; Almeida, Gabriela; Matias, Ana Rita; Cruz-Ferreira, Ana; Mendes, Felismina; Bravo, Jorge (2021)