Scientometrics
Copyright ©The Author(s) 2023.
World J Clin Oncol. Oct 24, 2023; 14(10): 420-439
Published online Oct 24, 2023. doi: 10.5306/wjco.v14.i10.420
Figure 6
Figure 6 Keyword time heat map. A: Keywords plus; B: Author’s keywords. The values represent the ratio of the total frequency of the keyword from 2000 to a certain year to its total frequency; from top to bottom, the number of papers published by the country increased in turn.