Construction and validation of a prediction model for pulmonary infection in elderly patients with hip fracture after surgery
CHEN Xujuan,ZHU Xiaoping,TIAN Meimei,HUANG Jingbiao,QIU Rongmin,LI Xiaohong,AO Li
Chinese Journal of Nursing . 2021, (5): 659 -666 .  DOI: 10.3761/j.issn.0254-1769.2021.05.003