TY - Journal of International Oncology A1 - Yang Sha, Yang Xiaohua, Wang Suhua, Xue Xiaoyan, Xu Jun T1 - Analysis of risk factors for deep vein thrombosis of lower extremity after thoracoscopic surgery for elderly lung cancer and establishment and validation of prediction model Y1 - 2022-09-08 JF - Journal of International Oncology JO - Journal of International Oncology SP - 532 EP - 536 VL - 49 IS - 9 UR - https://gjzlx.sdfmu.edu.cn N1 - 10.3760/cma.j.cn371439-20220621-00103 ER -