Kei Sakai

44 papers and 343 indexed citations i.

About

Kei Sakai is a scholar working on Cardiology and Cardiovascular Medicine, Pulmonary and Respiratory Medicine and Surgery. According to data from OpenAlex, Kei Sakai has authored 44 papers receiving a total of 343 indexed citations (citations by other indexed papers that have themselves been cited), including 24 papers in Cardiology and Cardiovascular Medicine, 18 papers in Pulmonary and Respiratory Medicine and 17 papers in Surgery. Recurrent topics in Kei Sakai’s work include Cardiac Valve Diseases and Treatments (12 papers), Aortic Disease and Treatment Approaches (11 papers) and Cardiovascular Function and Risk Factors (7 papers). Kei Sakai is often cited by papers focused on Cardiac Valve Diseases and Treatments (12 papers), Aortic Disease and Treatment Approaches (11 papers) and Cardiovascular Function and Risk Factors (7 papers). Kei Sakai collaborates with scholars based in Japan. Kei Sakai's co-authors include Hikaru Matsuda, Susumu Nakano, Yasuhisa Shimazaki, Yasunaru Kawashima, Hikaru Matsuda, Mitsunori Kaneko, Akira Amemiya, Sawa Yoshiki, Motonobu Nishimura and Hajime Hirose and has published in prestigious journals such as Journal of the American College of Cardiology, Biochemical and Biophysical Research Communications and The American Journal of Cardiology.

In The Last Decade

Co-authorship network of co-authors of Kei Sakai i

Fields of papers citing papers by Kei Sakai

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Kei Sakai

Since Specialization
Citations

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