Global Research Hotspots in Venous Thromboembolism Anticoagulation: A Knowledge-Map Analysis from 2012 to 2021

Figure 4

Bibliometric analysis of the keywords. (a): The cooccurrence of author keywords. Different colors indicate different clusters, the circle size indicates the number of occurrences, and the thickness of lines indicates the strength of the linkage. (b): The word cloud of keywords. The font size represents the frequency of occurrences.

(a)

(b)