Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My Custom Filters

Publication date

Text availability

Article attribute

Article type

Additional filters

Article Language

Species

Sex

Age

Other

Search Results

219 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Publication Date timeline is not available.
Page 1
Short-term outcomes of robot-assisted versus conventional minimally invasive esophagectomy: A propensity score-matched study via a nationwide database.
Nishigori T, Kumamaru H, Obama K, Suda K, Tsunoda S, Yoda Y, Hikage M, Shibasaki S, Tanaka T, Terashima M, Kakeji Y, Inomata M, Kitagawa Y, Miyata H, Sakai Y, Noshiro H, Uyama I. Nishigori T, et al. Among authors: kumamaru h. Ann Gastroenterol Surg. 2024 Aug 29;9(1):109-118. doi: 10.1002/ags3.12854. eCollection 2025 Jan. Ann Gastroenterol Surg. 2024. PMID: 39759988 Free PMC article.
Surgical outcomes of laparoscopic distal gastrectomy compared to open distal gastrectomy: A retrospective cohort study based on a nationwide registry database in Japan.
Yoshida K, Honda M, Kumamaru H, Kodera Y, Kakeji Y, Hiki N, Etoh T, Miyata H, Yamashita Y, Seto Y, Kitano S, Konno H. Yoshida K, et al. Among authors: kumamaru h. Ann Gastroenterol Surg. 2017 Dec 22;2(1):55-64. doi: 10.1002/ags3.12054. eCollection 2018 Jan. Ann Gastroenterol Surg. 2017. PMID: 29863131 Free PMC article.
Clinical outcome of laparoscopic vs open right hemicolectomy for colon cancer: A propensity score matching analysis of the Japanese National Clinical Database.
Matsuda T, Endo H, Inomata M, Hasegawa H, Kumamaru H, Miyata H, Sakai Y, Kakeji Y, Kitagawa Y, Watanabe M. Matsuda T, et al. Among authors: kumamaru h. Ann Gastroenterol Surg. 2020 Aug 1;4(6):693-700. doi: 10.1002/ags3.12381. eCollection 2020 Nov. Ann Gastroenterol Surg. 2020. PMID: 33319160 Free PMC article.
Significance of the Glasgow prognostic score for short-term surgical outcomes: A nationwide survey using the Japanese National Clinical Database.
Hiramatsu Y, Kumamaru H, Kikuchi H, Usune S, Kamiya K, Miyata H, Konno H, Kakeji Y, Kitagawa Y, Takeuchi H. Hiramatsu Y, et al. Among authors: kumamaru h. Ann Gastroenterol Surg. 2021 Mar 21;5(5):659-668. doi: 10.1002/ags3.12456. eCollection 2021 Sep. Ann Gastroenterol Surg. 2021. PMID: 34585050 Free PMC article.
Laparoscopic Surgery for Acute Diffuse Peritonitis Due to Gastrointestinal Perforation: A Nationwide Epidemiologic Study Using the National Clinical Database.
Hoshino N, Endo H, Hida K, Kumamaru H, Hasegawa H, Ishigame T, Kitagawa Y, Kakeji Y, Miyata H, Sakai Y. Hoshino N, et al. Among authors: kumamaru h. Ann Gastroenterol Surg. 2021 Dec 13;6(3):430-444. doi: 10.1002/ags3.12533. eCollection 2022 May. Ann Gastroenterol Surg. 2021. PMID: 35634193 Free PMC article.
Risk factors for serious postoperative complications following gastrectomy in super-elderly patients ≥85-years-old with gastric cancer: A National Clinical Database study in Japan.
Ueda Y, Nishimura S, Inomata M, Akagi T, Shiroshita H, Etoh T, Takiguchi S, Sakai Y, Kumamaru H, Ueno H, Kitagawa Y. Ueda Y, et al. Among authors: kumamaru h. Ann Gastroenterol Surg. 2024 Jul 10;9(1):79-88. doi: 10.1002/ags3.12843. eCollection 2025 Jan. Ann Gastroenterol Surg. 2024. PMID: 39759983 Free PMC article.
Morbidity and mortality from a propensity score-matched, prospective cohort study of laparoscopic versus open total gastrectomy for gastric cancer: data from a nationwide web-based database.
Etoh T, Honda M, Kumamaru H, Miyata H, Yoshida K, Kodera Y, Kakeji Y, Inomata M, Konno H, Seto Y, Kitano S, Hiki N. Etoh T, et al. Among authors: kumamaru h. Surg Endosc. 2018 Jun;32(6):2766-2773. doi: 10.1007/s00464-017-5976-0. Epub 2017 Dec 7. Surg Endosc. 2018. PMID: 29218676
219 results