Fig. 7 | Scientific Reports

Fig. 7

From: ‌Global burden of alopecia areata from 1990 to 2019 and emerging treatment trends analyzed through GBD 2019 and bibliometric data

Fig. 7Fig. 7

The analysis of keywords in publications of AA. (A) The words were divided into five clusters: Cluster 1 (red area) primarily pertains to clinical trials and studies on AA; Cluster 2 (green area) focuses on the pathogenesis of AA; Cluster 3 (blue region) is about the epidemiological characteristics and risk factors of AA; Cluster 4 (yellow area) centers around the diagnosis of AA.The circle with a large size represented the keywords that appeared at a high frequency; (B) Distribution of keywords was presented according to the appearance for the average time. The blue colour represented early appearance and yellow colour recent appearance. This figure was generated using VOSviewer software (version 1.6.18).

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