Practical Geriatrics
The current situation and influential factors of frailty in the hospitalized elderly patients
GUO Hong-ju, YANG Yi-fan, GAO Yin-feng, SUN Zi-xu, LIU Da
Practical Geriatrics . 2021, (9): 948 -952 .  DOI: 10.3969/j.issn.1003-9198.2021.09.014