The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Ken Haruma sits on this spectrum.
This scientist: 831 publications — 89th percentile
89% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 1,796 publications or more.
The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Ken Haruma sits on this spectrum.
This scientist: 80 D-Index — 16th percentile
16% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 217 D-Index or more.
Ken Haruma is affiliated with Hiroshima University in Japan, contributing extensively to the field of medicine with a focus on gastroenterology and related subfields. Their scholarly output spans numerous publications with an emphasis on surgery, pulmonary and respiratory medicine, epidemiology, and oncology.
The scientist's primary areas of research cover a range of topics, including:
Ken Haruma's recent academic papers demonstrate engagement with current issues in gastroenterology and digestive diseases. Notable publications include:
The scientist collaborates frequently with other researchers, including:
Ken Haruma has published mainly in recognized journals, with a concentration in venues such as:
This body of work places Ken Haruma prominently within the medical research community focusing on digestive diseases, surgical techniques, and cancer epidemiology relevant to gastroenterology. Their contributions to these areas are supported by extensive collaborations and publications in specialized and high-impact journals.
Kentaro Sugano;Jan Tack;Ernst J Kuipers;David Y Graham
Shinji Tanaka;Ken Haruma;Shiro Oka;Ryoji Takahashi
Yasuhiko Kitadai;Ken Haruma;Koji Sumii;Soichiro Yamamoto
Katsuhiko Iwakiri;Yoshikazu Kinoshita;Yasuki Habu;Tadayuki Oshima
Yasuhiko Kitadai;Toru Amioka;Ken Haruma;Shinji Tanaka
M. Ito;K. Haruma;T. Kamada;M. Mihara
H Hamada;K Haruma;M Mihara;T Kamada
Osamu Kanauchi;Toshihiro Suga;Masahiro Tochihara;Toshifumi Hibi
Shinji Tanaka;Ken Haruma;Claudio R. Teixeira;Shigehiko Tatsuta
Masahiro Ohta;Yasuhiko Kitadai;Shinji Tanaka;Masaharu Yoshihara
Hiroto Miwa;Motoyasu Kusano;Tomiyasu Arisawa;Tadayuki Oshima
Y. Kitadai;Y. Takahashi;K. Haruma;K. Naka
Ken Haruma;Tomoari Kamada;Hiroyuki Kawaguchi;Shiro Okamoto
Masahiro Ohta;Yasuhiko Kitadai;Shinji Tanaka;Masaharu Yoshihara
Toru Hiyama;Masaharu Yoshihara;Keitaro Matsuo;Hiroaki Kusunoki
K Haruma;M Mihara;E Okamoto;H Kusunoki
Masaharu Yoshihara;Koji Sumii;Ken Haruma;Kuninushi Kiyohira
Shinji Tanaka;Ken Haruma;Masaharu Yoshihara;Goro Kajiyama
Soichiro Kido;Yasuhiko Kitadai;Nobuaki Hattori;Ken Haruma
T. Kamada;J. Hata;K. Sugiu;H. Kusunoki
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