This map shows the geographic impact of Sang-Han Lee's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Sang-Han Lee with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Sang-Han Lee more than expected).
This network shows the impact of papers produced by Sang-Han Lee. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Sang-Han Lee. The network helps show where Sang-Han Lee may publish in the future.
Co-authorship network of co-authors of Sang-Han Lee
This figure shows the co-authorship network connecting the top 25 collaborators of Sang-Han Lee.
A scholar is included among the top collaborators of Sang-Han Lee based on the total number of
citations received by their joint publications. Widths of edges
represent the number of papers authors have co-authored together.
Node borders
signify the number of papers an author published with Sang-Han Lee. Sang-Han Lee is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Kim, Gwang Hui & Sang-Han Lee. (2016). STABILITY OF THE D'ALEMBERT TYPE FUNCTIONAL EQUATIONS. Nonlinear functional analysis and applications. 593–604.2 indexed citations
Lee, Hyunjin, Chul‐Hong Park, Jin-Chul Heo, et al.. (2009). Analysis of Anti-Tumor Activity of Flammulina velutipes Extract on B16 cells. Korean Journal of Food Preservation. 16(4). 599–603.4 indexed citations
10.
Lee, Sang-Han. (2008). Up-regulation of Aldo-keto Reductase 1C3 Expression in Sulforaphane-treated MCF-7 Breast Cancer Cells. Food Science and Biotechnology. 17(5). 1079–1085.8 indexed citations
11.
Lee, Sang-Han, et al.. (2007). A CLINICOSTATISTICAL ANALYSIS OF ORAL CANCER PATIENTS FOR RECENT 8 YEARS. Journal of the Korean Association of Oral and Maxillofacial Surgeons. 32(6). 660–668.8 indexed citations
12.
Kwon, Tae‐Geon, et al.. (2007). COMPARISON OF CRANIAL BASE MORPHOLOGY BETWEEN THE MANDIBULAR PROGNATHISM AND MAXILLARY RETROGNATHISM IN SKELETAL CLASS III PATIENTS. Journal of the Korean Association of Oral and Maxillofacial Surgeons. 32(3). 22–22.1 indexed citations
13.
Lee, Sang-Han. (2006). Differential gene expression in nickel(II)-treated normal rat kidney cells.. PubMed. 119(1-6). 77–87.11 indexed citations
14.
Lee, Sang-Han, et al.. (2005). Quartic functional equations. Journal of Mathematical Analysis and Applications. 307(2). 387–394.107 indexed citations
15.
Lee, Sookyoung, et al.. (2003). Sudden Death from Cardiac Sarcoidosis - A Case Report -. Journal of Pathology and Translational Medicine. 37(5). 358–361.1 indexed citations
16.
Lee, Sang-Han & Hong Soo Kim. (2003). [Sequence analyses of aberrant FHIT transcripts in gastric cancer cell lines].. PubMed. 42(6). 476–83.3 indexed citations
17.
Lee, Sang-Han, et al.. (2002). Aberrant splicing of FHIT transcripts in human gastric cancer cell lines.. PubMed. 112(1-4). 39–49.7 indexed citations
18.
Lee, Sang-Han & O‐Yu Kwon. (2000). Caspase3-like Death Protease Is Activated in CTLL2 Cells by Interleukin-2 Deprivation. KRIBB Repository. 10(2). 21–26.1 indexed citations
19.
Lee, Sang-Han. (1998). EXTENDING SEMIRING HOMOMORPHISMS TO RING HOMOMORPHISMS. Communications of the Korean Mathematical Society. 13(2). 243–249.2 indexed citations
20.
Lee, Sang-Han & Kil-Woung Jun. (1998). THE STABILITY OF THE EQUATION f(x+p) = kf(x). Bulletin of the Korean Mathematical Society. 35(4). 653–658.4 indexed citations
Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive
bibliographic database. While OpenAlex provides broad and valuable coverage of the global
research landscape, it—like all bibliographic datasets—has inherent limitations. These include
incomplete records, variations in author disambiguation, differences in journal indexing, and
delays in data updates. As a result, some metrics and network relationships displayed in
Rankless may not fully capture the entirety of a scholar's output or impact.