Frailty at death: An examination of multiple causes of death in four low mortality countries in 2017 (Demographic Research, Volum. 49, 2023) Dokumentu-zerrenda Frailty at death: An examination of multiple causes of death in four low mortality countries in 2017 (Demographic Research, Volum. 49, 2023) Xehetasunak 'Frailty at death: An examination of multiple causes of death in four low mortality countries in 2017 (Demographic Research, Volum. 49, 2023)' dokumentuaren azalaren erreprodukzio osoa