Charles Berkelhammer

1.2k total citations · 1 hit paper
39 papers, 625 citations indexed

About

Charles Berkelhammer is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Oncology. According to data from OpenAlex, Charles Berkelhammer has authored 39 papers receiving a total of 625 indexed citations (citations by other indexed papers that have themselves been cited), including 20 papers in Surgery, 13 papers in Pulmonary and Respiratory Medicine and 7 papers in Oncology. Recurrent topics in Charles Berkelhammer's work include Gastrointestinal disorders and treatments (6 papers), Drug-Induced Hepatotoxicity and Protection (6 papers) and Gastrointestinal Tumor Research and Treatment (4 papers). Charles Berkelhammer is often cited by papers focused on Gastrointestinal disorders and treatments (6 papers), Drug-Induced Hepatotoxicity and Protection (6 papers) and Gastrointestinal Tumor Research and Treatment (4 papers). Charles Berkelhammer collaborates with scholars based in United States, Canada and Croatia. Charles Berkelhammer's co-authors include Gregory Haber, Paul Kortan, Jami Walloch, Robert A. Bear, Muaiad Kittaneh, Thomas F. Imperiale, Marilyn C. Olson, Humberto Aguilar, John B. Kisiel and A. C. Templeton and has published in prestigious journals such as New England Journal of Medicine, SHILAP Revista de lepidopterología and American Journal of Clinical Nutrition.

In The Last Decade

Charles Berkelhammer

37 papers receiving 597 citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Next-Generation Multitarget Stool DNA Test for Colorectal Cancer Screening

2024 80 citations Charles Berkelhammer et al. profile →

Peers

Charles Berkelhammer

SURGE

PRM

ONCOL

GASTR

EPIDE

Shigeho Maenohara Japan

Ronald Kaleya United States

Toshio Bandoh Japan

Jayaprakash Sreenarasimhaiah United States

G A D McPherson United Kingdom

R Mokka Finland

Rasoul Sotoudehmanesh Iran

Yunqiang Cai China

Marianne Latournerie France

İlhami Yüksel Türkiye

Shigeho Maenohara Japan

Charles Berkelhammer

167 ×0.6

SURGE

173 ×0.8

PRM

126 ×0.6

ONCOL

39 ×0.3

GASTR

75 ×0.7

EPIDE

Citations per year, relative to Charles Berkelhammer Charles Berkelhammer (= 1×) peers Shigeho Maenohara

Countries citing papers authored by Charles Berkelhammer

Since Specialization

Citations

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

Fields of papers citing papers by Charles Berkelhammer

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Charles Berkelhammer

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

1.

Kittaneh, Muaiad & Charles Berkelhammer. (2018). Detecting germline BAP1 mutations in patients with peritoneal mesothelioma: benefits to patient and family members. Journal of Translational Medicine. 16(1). 194–194. 20 indexed citations

2.

Li, Yanxia, et al.. (2018). Radiation gastritis after Yttrium-90 radioembolization. Gastrointestinal Endoscopy. 88(6). 965–966. 2 indexed citations

3.

Berkelhammer, Charles, et al.. (2017). Managing Malnourishment in Pregnancy after Bariatric Surgery. Journal of Obstetrics and Gynaecology Canada. 40(2). 211–214. 6 indexed citations

4.

Berkelhammer, Charles, et al.. (2010). Magnesium Citrate Colonoscopy Preparation: Comparison of Four Regimens. The American Journal of Gastroenterology. 105. S518–S519. 1 indexed citations

5.

Berkelhammer, Charles, et al.. (2007). Multifocal nodular nonalcoholic steatohepatitis: resolution with rosiglitazone.. PubMed. 3(3). 196–8. 4 indexed citations

6.

Berkelhammer, Charles, et al.. (2002). Retroflexed endoscopic band ligation of bleeding internal hemorrhoids. Gastrointestinal Endoscopy. 55(4). 532–537. 26 indexed citations

7.

Berkelhammer, Charles, et al.. (2002). Low-volume oral colonoscopy bowel preparation: Sodium phosphate and magnesium citrate. Gastrointestinal Endoscopy. 56(1). 89–94. 70 indexed citations

8.

Berkelhammer, Charles, et al.. (2000). Heparin provocation for endoscopic localization of recurrent obscure GI hemorrhage. Gastrointestinal Endoscopy. 52(4). 555–556. 14 indexed citations

9.

Berkelhammer, Charles, et al.. (1999). “Band-snare” resection of small rectal carcinoid tumors. Gastrointestinal Endoscopy. 50(4). 582–585. 34 indexed citations

10.

Berkelhammer, Charles, et al.. (1999). Azathioprine in Refractory Sprue. The American Journal of Gastroenterology. 94(7). 1967–1969. 31 indexed citations

11.

Berkelhammer, Charles, Richard J. Wood, & Michael D. Sitrin. (1998). Inorganic Phosphorus Reduces Hypercalciuria During Total Parenteral Nutrition By Enhancing Renal Tubular Calcium Absorption. Journal of Parenteral and Enteral Nutrition. 22(3). 142–146. 13 indexed citations

12.

Bhat, Geetha, et al.. (1998). Minocycline-Induced Hepatitis With Autoimmune Features and Neutropenia. Journal of Clinical Gastroenterology. 27(1). 74–75. 36 indexed citations

13.

Berkelhammer, Charles, et al.. (1997). Ileocecal Intussusception of Small-Bowel Lymphoma: Diagnosis by Colonoscopy. Journal of Clinical Gastroenterology. 25(1). 358–361. 6 indexed citations

14.

Berkelhammer, Charles, et al.. (1997). Gastric Inlet Patch Containing Submucosally Infiltrating Adenocarcinoma. Journal of Clinical Gastroenterology. 25(4). 678–681. 30 indexed citations

15.

Blumenthal, Stanley A., et al.. (1996). Plasma Exchange for Dramatic Gestational Hyperlipidemic Pancreatitis. Journal of Clinical Gastroenterology. 22(4). 295–298. 27 indexed citations

16.

Berkelhammer, Charles, et al.. (1995). Nortriptyline-Induced Fulminant Hepatic Failure. Journal of Clinical Gastroenterology. 20(1). 54–56. 9 indexed citations

17.

Berkelhammer, Charles, et al.. (1994). Spontaneous Multiperforation in Lymphomatous Colitis Masquerading as Crohnʼs Disease. Journal of Clinical Gastroenterology. 19(2). 135–138. 4 indexed citations

18.

Berkelhammer, Charles, et al.. (1993). “Pinch” injury during overtube placement in upper endoscopy. Gastrointestinal Endoscopy. 39(2). 186–188. 37 indexed citations

19.

Berkelhammer, Charles, Alfred L. Baker, George E. Block, David G. Bostwick, & Fabrizio Michelassi. (1989). Humoral hypercalcemia complicating adenosquamous carcinoma of the proximal colon. Digestive Diseases and Sciences. 34(1). 142–147. 16 indexed citations

20.

Berkelhammer, Charles, Paul Kortan, & Gregory Haber. (1989). Endoscopic biliary prostheses as treatment for benign postoperative bile duct strictures. Gastrointestinal Endoscopy. 35(2). 95–101. 60 indexed citations

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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