Iwao Okai

99 total papers · 621 total citations
55 papers, 333 citations indexed

About

Iwao Okai is a scholar working on Surgery, Cardiology and Cardiovascular Medicine and Radiology, Nuclear Medicine and Imaging. According to data from OpenAlex, Iwao Okai has authored 55 papers receiving a total of 333 indexed citations (citations by other indexed papers that have themselves been cited), including 44 papers in Surgery, 32 papers in Cardiology and Cardiovascular Medicine and 18 papers in Radiology, Nuclear Medicine and Imaging. Recurrent topics in Iwao Okai’s work include Coronary Interventions and Diagnostics (25 papers), Cardiac Imaging and Diagnostics (18 papers) and Acute Myocardial Infarction Research (14 papers). Iwao Okai is often cited by papers focused on Coronary Interventions and Diagnostics (25 papers), Cardiac Imaging and Diagnostics (18 papers) and Acute Myocardial Infarction Research (14 papers). Iwao Okai collaborates with scholars based in Japan, United States and Israel. Iwao Okai's co-authors include Shinya Okazaki, Hiroyuki Daida, Katsumi Miyauchi, Tomotaka Dohi, Yoshiteru Kato, Hiroshi Iwata, Takatoshi Kasai, Hiroshi Tamura, Manabu Ogita and Kikuo Isoda and has published in prestigious journals such as SHILAP Revista de lepidopterología, PLoS ONE and European Heart Journal.

Co-authorship network of co-authors of Iwao Okai

This figure shows the co-authorship network connecting the top 25 collaborators of Iwao Okai. A scholar is included among the top collaborators of Iwao Okai 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 Iwao Okai. Iwao Okai is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

Iwao Okai

47 papers receiving 331 citations

Fields of papers citing papers by Iwao Okai

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Iwao Okai

Since Specialization
Citations

This map shows the geographic impact of Iwao Okai'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 Iwao Okai with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Iwao Okai 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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2026