Influence of preoperative comorbidities and nutrition status on elderly patients with oral squamous cell carcinoma
LIU Zhe-qi, CAO Wei, REN Zhen-hu, PENG Can-bang, JI Tong, WANG Yue-ping.
China Journal of Oral and Maxillofacial Surgery . 2017, (3): 235 -239 .  DOI: 10.19438/j.cjoms.2017.03.009