Bibliometric and visualized analysis of applying tumor markers in lung cancer diagnosis from 2000 to 2022 oleh Shi‐Peng Ke, Si‐Mei Chen, Yi Jiang, Heng‐Xin Gong, Jia‐Li Yu, Xu Li, Yin‐Yi Chen, Xiao‐Hang Li, Qun‐Xia Wang, Yan‐Zhao Liu