Hitoshi Igai

237 total papers · 1.6k total citations
129 papers, 988 citations indexed

About

Hitoshi Igai is a scholar working on Pulmonary and Respiratory Medicine, Surgery and Oncology. According to data from OpenAlex, Hitoshi Igai has authored 129 papers receiving a total of 988 indexed citations (citations by other indexed papers that have themselves been cited), including 109 papers in Pulmonary and Respiratory Medicine, 47 papers in Surgery and 17 papers in Oncology. Recurrent topics in Hitoshi Igai’s work include Lung Cancer Diagnosis and Treatment (70 papers), Pleural and Pulmonary Diseases (39 papers) and Tracheal and airway disorders (36 papers). Hitoshi Igai is often cited by papers focused on Lung Cancer Diagnosis and Treatment (70 papers), Pleural and Pulmonary Diseases (39 papers) and Tracheal and airway disorders (36 papers). Hitoshi Igai collaborates with scholars based in Japan, China and Canada. Hitoshi Igai's co-authors include Mitsuhiro Kamiyoshihara, Hiroyasu Yokomise, Masashi Gotoh, Kimihiro Shimizu, Sung Soo Chang, Noriyuki Misaki, Natsumi Matsuura, Toshiteru Nagashima, Takashi Ibe and Yoichi Ohtaki and has published in prestigious journals such as SHILAP Revista de lepidopterología, CHEST Journal and Journal of Thoracic and Cardiovascular Surgery.

In The Last Decade

Co-authorship network of co-authors of Hitoshi Igai

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

Hitoshi Igai

112 papers receiving 963 citations

Fields of papers citing papers by Hitoshi Igai

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Hitoshi Igai

Since Specialization
Citations

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