14 June 2026 : Clinical Research
Mapping Two Decades of Research on Endoscopic Submucosal Dissection in Esophageal Cancer: A Bibliometric and Visual Analysis
Changxiong Wang AE 1, Jianye Wu CEF 1, Leyi Zhang CEF 1, Xinrong Fan BE 1*, Zhaohuan Lou BE 2, Xianbao Lu CEF 1DOI: 10.12659/MSM.951916
Med Sci Monit 2026; 32:e951916
Figure 5 Analysis of keywords(A) Keyword co-occurrence network. Node size indicates keyword frequency, link thickness represents co-occurrence strength, and colors distinguish thematic clusters. (B) Keyword co-occurrence overlay map illustrating the temporal evolution of research themes. Node color indicates the average publication year, transitioning from blue (early) to yellow (recent), as shown in the color bar. (C) Top 20 keywords with the strongest citation bursts. CiteSpace parameters: time slicing from January 2006 to December 2025 in 1-year intervals; node type: keywords; top n=25 per slice; pruning: Pathfinder and merged network.