Cita APA (7a ed.)

K, Å., N, E., M, B., BW, K., & B, Ö. (2019). Preserved physical fitness is associated with lower 1-year mortality in frail elderly patients with a severe comorbidity burden. Dove Medical Press.

Cita Chicago Style (17a ed.)

K, Åhlund, Ekerstad N, Bäck M, Karlson BW, y Öberg B. Preserved Physical Fitness Is Associated with Lower 1-year Mortality in Frail Elderly Patients with a Severe Comorbidity Burden. Dove Medical Press, 2019.

Cita MLA (8a ed.)

K, Åhlund, et al. Preserved Physical Fitness Is Associated with Lower 1-year Mortality in Frail Elderly Patients with a Severe Comorbidity Burden. Dove Medical Press, 2019.