Yasuhisa Koyanagi

94 papers and 1.2k indexed citations i.

About

Yasuhisa Koyanagi is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Oncology. According to data from OpenAlex, Yasuhisa Koyanagi has authored 94 papers receiving a total of 1.2k indexed citations (citations by other indexed papers that have themselves been cited), including 52 papers in Surgery, 33 papers in Pulmonary and Respiratory Medicine and 28 papers in Oncology. Recurrent topics in Yasuhisa Koyanagi’s work include Esophageal and GI Pathology (12 papers), Gastric Cancer Management and Outcomes (12 papers) and Pancreatic and Hepatic Oncology Research (9 papers). Yasuhisa Koyanagi is often cited by papers focused on Esophageal and GI Pathology (12 papers), Gastric Cancer Management and Outcomes (12 papers) and Pancreatic and Hepatic Oncology Research (9 papers). Yasuhisa Koyanagi collaborates with scholars based in Japan, United States and Italy. Yasuhisa Koyanagi's co-authors include Tatsuya Aoki, Akihiko Tsuchida, Kazuhiko Kasuya, Takayuki Yoshimoto, Junichiro Mizuguchi, Masayuki Hisada, Sadahiro Kamiya, Koji Fujita, Maria Laura Belladonna and Yuichi Nagakawa and has published in prestigious journals such as Gastroenterology, Cancer Research and International Journal of Pharmaceutics.

In The Last Decade

Co-authorship network of co-authors of Yasuhisa Koyanagi i

Fields of papers citing papers by Yasuhisa Koyanagi

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Yasuhisa Koyanagi. 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 Yasuhisa Koyanagi. The network helps show where Yasuhisa Koyanagi may publish in the future.

Countries citing papers authored by Yasuhisa Koyanagi

Since Specialization
Citations

This map shows the geographic impact of Yasuhisa Koyanagi'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 Yasuhisa Koyanagi with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Yasuhisa Koyanagi more than expected).

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.

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2025