Kei Hirai

116 papers and 2.8k indexed citations i.

About

Kei Hirai is a scholar working on Public Health, Environmental and Occupational Health, Oncology and Clinical Psychology. According to data from OpenAlex, Kei Hirai has authored 116 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 60 papers in Public Health, Environmental and Occupational Health, 38 papers in Oncology and 34 papers in Clinical Psychology. Recurrent topics in Kei Hirai’s work include Palliative Care and End-of-Life Issues (56 papers), Cancer survivorship and care (27 papers) and Grief, Bereavement, and Mental Health (24 papers). Kei Hirai is often cited by papers focused on Palliative Care and End-of-Life Issues (56 papers), Cancer survivorship and care (27 papers) and Grief, Bereavement, and Mental Health (24 papers). Kei Hirai collaborates with scholars based in Japan, Australia and United States. Kei Hirai's co-authors include Tatsuya Morita, Mitsunori Miyashita, Yosuke Uchitomi, Yasuo Shima and Satoru Tsuneto and has published in prestigious journals such as Journal of Clinical Oncology, Scientific Reports and The Lancet Oncology.

In The Last Decade

Fields of papers citing papers by Kei Hirai

Since Specialization
EngineeringComputer SciencePhysics and AstronomyMathematicsEarth and Planetary SciencesEnergyEnvironmental ScienceMaterials ScienceChemical EngineeringChemistryAgricultural and Biological SciencesVeterinaryDecision SciencesArts and HumanitiesBusiness, Management and AccountingSocial SciencesPsychologyEconomics, Econometrics and FinanceHealth ProfessionsDentistryMedicineBiochemistry, Genetics and Molecular BiologyNeuroscienceNursingImmunology and MicrobiologyPharmacology, Toxicology and Pharmaceutics

This network shows the specialization of papers citing the papers produced by Kei Hirai. Nodes represent fields, and links connect fields that are likely to share authors. The network helps show where Kei Hirai may publish in the future.

Countries citing papers authored by Kei Hirai

Since Specialization
Citations

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

Rankless by CCL
2025