Therefore, the topic of papers can be obtained from the authors' keywords and keywords-plus by cluster analysis.
The topic of papers can be obtained from the title-words, author keywords, and keywords plus by cluster analysis.
The number of papers funded by each category of funder was tabulated with the geographic region and intervention topic of papers.
Papers were excluded due to the following reasons: papers not directly related to healthcare (18 papers) and papers in which big data was not the topic of the paper (4 papers).
The presentation of the study and the discussion of the challenges and possibilities of evaluations in this area are the core topics of this paper.
These field lines are extrapolated using the nonlinear force-free field (NLFFF) approximation; this is one of the main topics of this paper.
We are grateful to F. Villalobos, A. T. Peterson, A. Lira Noriega, H. Arita, P. Rodriguez, A. Christen and an anonymous referee for valuable discussions on the topics of this paper.
The authors declare that there is no conflict of interests regarding the topics of this paper.
The interviews were rich and gave varied views on the topics of this paper.
Furthermore, the authors received no grant or sources of financial support related to the topic or topics of this paper.
Infectious disease is also a common topic of scientific papers [ 5, 6], and the vast majority of references within these papers are citing other journal articles [ 7].
