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Hiroshi Imamura

Active 1978–2024

Also published as
Hiroshi IMAMURA
124
Papers
19,849
Citations
78
h-index
108
i10-index

Citations

Citations per year for Hiroshi Imamura1978: 1 citations1980: 2 citations1983: 1 citations1984: 3 citations1985: 1 citations1986: 1 citations1988: 4 citations1989: 2 citations1990: 1 citations1991: 1 citations1994: 3 citations1996: 3 citations1997: 19 citations1998: 32 citations1999: 43 citations2000: 65 citations2001: 65 citations2002: 75 citations2003: 90 citations2004: 93 citations2005: 88 citations2006: 103 citations2007: 112 citations2008: 127 citations2009: 125 citations2010: 130 citations2011: 141 citations2012: 173 citations2013: 151 citations2014: 132 citations2015: 160 citations2016: 160 citations2017: 149 citations2018: 108 citations2019: 462 citations2020: 444 citations2021: 397 citations2022: 261 citations2023: 186 citations2024: 331 citations2025: 113 citations2026: 8 citations1979: no citations, so this year is not shown1981–1982: no citations, so these years are not shown1987: no citations, so this year is not shown1992–1993: no citations, so these years are not shown1995: no citations, so this year is not shown

Citation sources

Countries

World map of the countries and regions citing this authorUnited States: 1,048 citing papers, 17.5% of this breakdownJapan: 1,037 citing papers, 17.4% of this breakdownChina: 831 citing papers, 13.9% of this breakdownItaly: 318 citing papers, 5.3% of this breakdownSouth Korea: 302 citing papers, 5.1% of this breakdownFrance: 300 citing papers, 5% of this breakdownUnited Kingdom: 259 citing papers, 4.3% of this breakdownGermany: 253 citing papers, 4.2% of this breakdownNetherlands: 146 citing papers, 2.5% of this breakdownSpain: 144 citing papers, 2.4% of this breakdownCanada: 126 citing papers, 2.1% of this breakdownSwitzerland: 111 citing papers, 1.9% of this breakdown
0%17.5%Other 18.4%

Institutions

Fields

  • Medicine74.6%
  • Biochemistry, Genetics and Molecular Biology13.8%
  • Engineering3.1%
  • Physics and Astronomy2.6%
  • Computer Science2.3%
  • Neuroscience1.2%
  • Other2.4%

Topics

  • Hepatocellular Carcinoma Treatment and Prognosis11.4%
  • Gastric Cancer Management and Outcomes6.9%
  • Cholangiocarcinoma and Gallbladder Cancer Studies5.1%
  • Organ Transplantation Techniques and Outcomes4.4%
  • Liver Disease Diagnosis and Treatment3.2%
  • Liver Disease and Transplantation2.6%
  • Other66.4%

Coauthors

All papers

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  1. Risk factors contributing to early and late phase intrahepatic recurrence of hepatocellular carcinoma after hepatectomy

    Authors: Hiroshi Imamura, Yutaka Matsuyama, Eiji Tanaka, Takao Ohkubo, Kiyoshi Hasegawa, Shinichi Miyagawa, Yasuhiko Sugawara, Masami Minagawa, Tadatoshi Takayama, Seiji Kawasaki, Masatoshi Makuuchi - Journal of Hepatology 2003 cited by 1,575

  2. Adjuvant Chemotherapy for Gastric Cancer with S-1, an Oral Fluoropyrimidine

    Authors: Shinichi Sakuramoto, Mitsuru Sasako, Toshiharu Yamaguchi, Taira Kinoshitá, Masashi Fujii, Atsushi Nashimoto, Hiroshi Furukawa, Toshifusa Nakajima, Yasuo Ohashi, Hiroshi Imamura, Masayuki Higashino, Yoshitaka Yamamura, Akira Kurita, Kuniyoshi Arai - New England Journal of Medicine 2007 cited by 2,520

  3. Neither Multiple Tumors Nor Portal Hypertension Are Surgical Contraindications for Hepatocellular Carcinoma

    Authors: Takeaki Ishizawa, Kiyoshi Hasegawa, Taku Aoki, Michiro Takahashi, Yosuke Inoue, Keiji Sano, Hiroshi Imamura, Yasuhiko Sugawara, Norihiro Kokudo, Masatoshi Makuuchi - Gastroenterology 2008 cited by 761

  4. Phase III study comparing oxaliplatin plus S-1 with cisplatin plus S-1 in chemotherapy-naïve patients with advanced gastric cancer

    Authors: Yasuhide Yamada, Katsuhiko Higuchi, Kazuhiro Nishikawa, M. Gotoh, Nozomu Fuse, Naotoshi Sugimoto, Tomohiro Nishina, Kenji Amagai, Keisho Chìn, Y. Niwa, Akihito Tsuji, Hiroshi Imamura, Masahiro Tsuda, Hirofumi Yasui, Hirofumi Fujii, Kensei Yamaguchi, Hisateru Yasui, Shuichi Hironaka, Keiji Shimada, Hiroto Miwa, Chieko Hamada, Ichinosuke Hyodo - Annals of Oncology 2014 cited by 533

  5. Spin dice: A scalable truly random number generator based on spintronics

    Authors: Akio Fukushima, Takayuki Seki, Kay Yakushiji, Hitoshi Kubota, Hiroshi Imamura, Shinji Yuasa, Koji Ando - Applied Physics Express 2014 cited by 231

  6. Randomized Controlled Trial to Evaluate Splenectomy in Total Gastrectomy for Proximal Gastric Carcinoma

    Authors: Takeshi Sano, Mitsuru Sasako, Junki Mizusawa, Seiichiro Yamamoto, Hitoshi Katai, Takaki Yoshikawa, Atsushi Nashimoto, Seiji Ito, Masahide Kaji, Hiroshi Imamura, Norimasa Fukushima, Kazumasa Fujitani - Annals of Surgery 2016 cited by 329

  7. Prospective randomized trial of preoperative enteral immunonutrition followed by elective total gastrectomy for gastric cancer

    Authors: Kazumasa Fujitani, Toshimasa Tsujinaka, Junya Fujita, Isao Miyashiro, Hiroshi Imamura, Yutaka Kimura, Kenji Kobayashi, Yukinori Kurokawa, Toshio Shimokawa, Hiroshi Furukawa - British journal of surgery 2012 cited by 180

  8. Oral nutritional supplements versus a regular diet alone for body weight loss after gastrectomy: a phase 3, multicenter, open-label randomized controlled trial

    Authors: Yasuhiro Miyazaki, Takeshi Omori, Kazumasa Fujitani, Junya Fujita, Ryohei Kawabata, Hiroshi Imamura, Kazuyuki Okada, Jeong‐Ho Moon, Motohiro Hirao, Jin Matsuyama, Takuro Saito, Tsuyoshi Takahashi, Yukinori Kurokawa, Makoto Yamasaki, Shuji Takiguchi, Masaki Mori, Yuichiro� Doki - Gastric Cancer 2021 cited by 68

  9. Multicenter large-scale study of prognostic impact of HER2 expression in patients with resectable gastric cancer

    Authors: Yukinori Kurokawa, Nariaki Matsuura∥, Yutaka Kimura, Shin‐ichi Adachi, Junya Fujita, Hiroshi Imamura, Kenji Kobayashi, Yuhki Yokoyama, Mohammed Shaker, Shuji Takiguchi, Masaki Mori, Yuichiro� Doki - Gastric Cancer 2014 cited by 140

  10. Intraoperative Fluorescent Cholangiography Using Indocyanine Green: A Biliary Road Map for Safe Surgery

    Authors: Takeaki Ishizawa, Sumihito Tamura, Koichi Masuda, Taku Aoki, Kiyoshi Hasegawa, Hiroshi Imamura, Yoshifumi Beck, Norihiro Kokudo - Journal of the American College of Surgeons 2008 cited by 271

  11. AFP, AFP-L3, DCP, and GP73 as markers for monitoring treatment response and recurrence and as surrogate markers of clinicopathological variables of HCC

    Authors: Kentaroh Yamamoto, Hiroshi Imamura, Yutaka Matsuyama, Yukio Kume, Hitoshi Ikeda, Gary L. Norman, Zakera Shums, Taku Aoki, Kiyoshi Hasegawa, Yoshifumi Beck, Yasuhiko Sugawara, Norihiro Kokudo - Journal of Gastroenterology 2010 cited by 188

  12. Effects of an Oral Elemental Nutritional Supplement on Post-gastrectomy Body Weight Loss in Gastric Cancer Patients: A Randomized Controlled Clinical Trial

    Authors: Hiroshi Imamura, Kazuhiro Nishikawa, Kentaro Kishi, Kentaro Inoue, Jin Matsuyama, Yusuke Akamaru, Yutaka Kimura, Shigeyuki Tamura, Ryohei Kawabata, Junji Kawada, Yoshiyuki Fujiwara, Tomono Kawase, Junichi Fukui, Mari Takagi, Atsushi Takeno, Toshio Shimokawa - Annals of Surgical Oncology 2016 cited by 105

  13. One Thousand Fifty-Six Hepatectomies Without Mortality in 8 Years

    Authors: Hiroshi Imamura - Archives of Surgery 2003 cited by 835

  14. Assessment of hepatic reserve for indication of hepatic resection: decision tree incorporating indocyanine green test

    Authors: Hiroshi Imamura, Keiji Sano, Yasuhiko Sugawara, N. Kokudo, Masatoshi Makuuchi - Journal of Hepato-Biliary-Pancreatic Surgery 2005 cited by 368

  15. Phase II study of trastuzumab in combination with S-1 plus cisplatin in HER2-positive gastric cancer (HERBIS-1)

    Authors: Yukinori Kurokawa, Naotoshi Sugimoto, Hiroto Miwa, Masahiro Tsuda, Shigeaki Nishina, Hiroyuki Okuda, Hiroshi Imamura, Makio Gamoh, Daisuke Sakai, Toshio Shimokawa, Yoshito Komatsu, Yuichiro� Doki, Toshimasa Tsujinaka, Hiroshi Furukawa - British Journal of Cancer 2014 cited by 140

  16. Importance of respiratory rate for the prediction of clinical deterioration after emergency department discharge: a single‐center, case–control study

    Authors: Katsunori Mochizuki, Ryosuke Shintani, Kotaro Mori, Takahisa Sato, Osamu Sakaguchi, Kanako Takeshige, Kenichi Nitta, Hiroshi Imamura - Acute Medicine & Surgery 2016 cited by 95

  17. Phase II Study of Intraperitoneal Administration of Paclitaxel Combined with S-1 and Cisplatin for Gastric Cancer with Peritoneal Metastasis

    Authors: Daisuke Kobayashi, Yasuhiro Kodera, Ryoji Fukushima, Masaru Morita, Sachio Fushida, Naoyuki Yamashita, Kozo Yoshikawa, Shugo Ueda, Hiroshi Yabusaki, Tetsuya Kusumoto, Takaaki Arigami, Akio Hidemura, Takeshi Omori, Hironori Yamaguchi, Yasuo Hirono, Yasushi Tsuji, Jeong Ho Moon, Toshihiko Tomita, Hiroshi Imamura, Koki Nakanishi, Dai Shimizu, Akihiro Hirakawa, Hironori Ishigami, Joji Kitayama - Annals of Surgical Oncology 2023 cited by 19

  18. Impact of Expression of Human Epidermal Growth Factor Receptors EGFR and ERBB2 on Survival in Stage II/III Gastric Cancer

    Authors: Masanori Terashima, Koji Kitada, Atsushi Ochiai, Wataru Ichikawa, Issei Kurahashi, Shinichi Sakuramoto, Hitoshi Katai, Takeshi Sano, Hiroshi Imamura, Mitsuru Sasako, for the ACTS-GC Group - Clinical Cancer Research 2012 cited by 226

  19. Multicenter prospective trial of total gastrectomy versus proximal gastrectomy for upper third cT1 gastric cancer

    Authors: Makoto Yamasaki, Shuji Takiguchi, Takeshi Omori, Motohiro Hirao, Hiroshi Imamura, Kazumasa Fujitani, Shigeyuki Tamura, Yusuke Akamaru, Kentaro Kishi, Junya Fujita, Takafumi Hirao, Koichi Demura, Jin Matsuyama, Atsushi Takeno, Chikara Ebisui, Ko Takachi, Osamu Takayama, Hisanori Fukunaga, K. Okada, Shin‐ichi Adachi, Shuichi Fukuda, Norihiro Matsuura, Takuro Saito, Tsuyoshi Takahashi, Yukinori Kurokawa, Masahiko Yano, Hidetoshi Eguchi, Yuichiro� Doki - Gastric Cancer 2020 cited by 76

  20. Long‐term effects of an oral elemental nutritional supplement on post‐gastrectomy body weight loss in gastric cancer patients (KSES002)

    Authors: Yutaka Kimura, Kazuhiro Nishikawa, Kentaro Kishi, Kentaro Inoue, Jin Matsuyama, Yusuke Akamaru, Shigeyuki Tamura, Junji Kawada, Tomono Kawase, Ryohei Kawabata, Yoshiyuki Fujiwara, Hitoshi Kanno, Takeshi Yamada, Toshio Shimokawa, Hiroshi Imamura - Annals of Gastroenterological Surgery 2019 cited by 54

  21. Effects of an oral elemental nutritional supplement in gastric cancer patients with adjuvant S‐1 chemotherapy after gastrectomy: A multicenter, open‐label, single‐arm, prospective phase II study (OGSG1108)

    Authors: Hiroshi Imamura, Jin Matsuyama, Kazuhiro Nishikawa, Shunji Endo, Tomono Kawase, Yutaka Kimura, Junichi Fukui, Junji Kawada, Yukinori Kurokawa, Kazumasa Fujitani, Daisuke Sakai, Hisato Kawakami, Toshimasa Tsujinaka, Toshio Shimokawa, Yoshihiro Matsubara, Taroh Satoh, Hiroshi Furukawa, for the Osaka Gastrointestinal Cancer Chemotherapy Study Group (OGSG) - Annals of Gastroenterological Surgery 2021 cited by 24

  22. Survival analysis of a prospective multicenter observational study on surgical palliation among patients receiving treatment for malignant gastric outlet obstruction caused by incurable advanced gastric cancer

    Authors: Masanori Terashima, Kazumasa Fujitani, Masahiko Ando, Kentaro Sakamaki, Ryohei Kawabata, Yuichi Ito, Takaki Yoshikawa, Masato Kondo, Yasuhiro Kodera, Masahide Kaji, Yoshio Oka, Hiroshi Imamura, Junji Kawada, Akinori Takagane, Hideaki Shimada, Yutaka Tanizawa, Takeharu Yamanaka, Satoshi Morita, Motoki Ninomiya, Kazuhiro Yoshida - Gastric Cancer 2020 cited by 22

  23. Prognostic Impact of Anatomic Resection for Hepatocellular Carcinoma

    Authors: Kiyoshi Hasegawa, Norihiro Kokudo, Hiroshi Imamura, Yutaka Matsuyama, Taku Aoki, Masami Minagawa, Keiji Sano, Yasuhiko Sugawara, Tadatoshi Takayama, Masatoshi Makuuchi - Annals of Surgery 2005 cited by 641

  24. Phase II study of neoadjuvant chemotherapy and extended surgery for locally advanced gastric cancer

    Authors: Takaki Yoshikawa, Mitsuru Sasako, Seiichiro Yamamoto, Takeshi Sano, Hiroshi Imamura, Kazumasa Fujitani, Hiroo OSHITA, Shuji Ito, Yoshiyuki Kawashima, Noriyoshi Fukushima - British journal of surgery 2009 cited by 239