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. 2023 Mar 20;23:183. doi: 10.1186/s12888-023-04666-3

Fig. 7.

Fig. 7

Analysis of keyword cluster timeline and burst keywords. A The cluster timeline view network of keywords from 1992 to 2022. The node size and color indicate the total number of references and individual time slices, respectively. Different colored lines indicate that two articles are co-cited in one article. The solid line and dotted line correspond to clustering topics representing hot and non-hot topics during the period, respectively. B The top 15 keywords with the strongest citation bursts