Bernard Langer

9.1k total citations · 2 hit papers
74 papers, 6.7k citations indexed

About

Bernard Langer is a scholar working on Surgery, Hepatology and Oncology. According to data from OpenAlex, Bernard Langer has authored 74 papers receiving a total of 6.7k indexed citations (citations by other indexed papers that have themselves been cited), including 38 papers in Surgery, 28 papers in Hepatology and 24 papers in Oncology. Recurrent topics in Bernard Langer's work include Organ Transplantation Techniques and Outcomes (15 papers), Hepatocellular Carcinoma Treatment and Prognosis (15 papers) and Liver Disease and Transplantation (13 papers). Bernard Langer is often cited by papers focused on Organ Transplantation Techniques and Outcomes (15 papers), Hepatocellular Carcinoma Treatment and Prognosis (15 papers) and Liver Disease and Transplantation (13 papers). Bernard Langer collaborates with scholars based in Canada, United States and Switzerland. Bernard Langer's co-authors include Bryce Taylor, Paul D. Greig, Khursheed N. Jeejeebhoy, Steven Gallinger, David Grant, Mickaël Lesurtel, Patrick M. Bossuyt, Arnaud Perrier, Gregory J. Gores and Pierre-Alain Clavien and has published in prestigious journals such as New England Journal of Medicine, Journal of Clinical Oncology and Gastroenterology.

In The Last Decade

Bernard Langer

73 papers receiving 6.4k citations

Hit Papers

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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.

Nutritional Assessment

1982 753 citations Bernard Langer et al. profile →
Recommendations for liver transplantation for hepatocellular carcinoma: an international consensus conference report

2011 723 citations Pierre-Alain Clavien, Mickaël Lesurtel et al. The Lancet Oncology profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Bernard Langer	3.2k	2.8k	2.3k	1.4k	1.2k	74	6.7k
O. James Garden	4.2k 1.3×	1.6k 0.6×	2.4k 1.0×	2.5k 1.8×	698 0.6×	141	6.7k
Rowan W. Parks	5.0k 1.5×	2.5k 0.9×	4.6k 2.0×	2.5k 1.7×	668 0.5×	138	8.4k
William Irish	3.7k 1.2×	1.8k 0.7×	1.1k 0.5×	1.0k 0.7×	1.8k 1.4×	190	8.0k
Byers W. Shaw	6.9k 2.1×	5.3k 1.9×	1.6k 0.7×	940 0.7×	2.6k 2.1×	205	10.8k
Mohamed Rela	5.6k 1.7×	4.7k 1.7×	1.0k 0.4×	999 0.7×	2.1k 1.7×	439	9.3k
Stefan Breitenstein	3.8k 1.2×	2.0k 0.7×	2.7k 1.2×	1.8k 1.2×	1.9k 1.5×	114	8.0k
Jorgé Reyes	5.1k 1.6×	2.8k 1.0×	1.6k 0.7×	422 0.3×	2.1k 1.7×	243	9.2k
George Mazariegos	6.5k 2.0×	3.7k 1.3×	1.1k 0.5×	635 0.4×	1.8k 1.5×	324	10.8k
Antonio Daniele Pinna	6.7k 2.1×	7.9k 2.8×	1.9k 0.8×	1.6k 1.1×	4.7k 3.8×	403	12.6k
Felicity Enders	3.5k 1.1×	3.0k 1.1×	826 0.4×	2.7k 1.9×	4.8k 3.9×	210	10.8k

Countries citing papers authored by Bernard Langer

Since Specialization

Citations

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

Fields of papers citing papers by Bernard Langer

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Bernard Langer

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

All Works

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20 of 20 papers shown

Lesurtel, Mickaël, Arnaud Perrier, Patrick M. Bossuyt, Bernard Langer, & Pierre–Alain Clavien. (2013). An independent jury-based consensus conference model for the development of recommendations in medico-surgical practice. Surgery. 155(3). 390–397. 11 indexed citations

Clavien, Pierre-Alain, Mickaël Lesurtel, Patrick M. Bossuyt, et al.. (2011). Recommendations for liver transplantation for hepatocellular carcinoma: an international consensus conference report. The Lancet Oncology. 13(1). e11–e22. 723 indexed citations breakdown →

Chin, Joseph L., John R. Srigley, R. Bryan Rumble, et al.. (2010). Guideline for optimization of surgical and pathological quality performance for radical prostatectomy in prostate cancer management:evidentiary base. Canadian Urological Association Journal. 4(1). 13–25. 25 indexed citations

Fung‐Kee‐Fung, Michael, et al.. (2008). Development of Communities of Practice to Facilitate Quality Improvement Initiatives in Surgical Oncology. Quality Management in Health Care. 17(2). 174–185. 36 indexed citations

Langer, Bernard. (2007). Role of volume outcome data in assuring quality in HPB surgery. HPB. 9(5). 330–334. 24 indexed citations

Sundaresan, Sudhir, et al.. (2007). Standards for Thoracic Surgical Oncology in a Single-Payer Healthcare System. The Annals of Thoracic Surgery. 84(2). 693–701. 28 indexed citations

Al-Sukhni, Wigdan, Steven Gallinger, Alice C. Wei, et al.. (2007). Recurrent Pyogenic Cholangitis with Hepatolithiasis—The Role of Surgical Therapy in North America. Journal of Gastrointestinal Surgery. 12(3). 496–503. 49 indexed citations

Shah, Shimul A., Riad Haddad, Wigdan Al-Sukhni, et al.. (2006). Surgical Resection of Hepatic and Pulmonary Metastases from Colorectal Carcinoma. Journal of the American College of Surgeons. 202(3). 468–475. 196 indexed citations

Dobrow, Mark, Bernard Langer, Helen Angus, & Terrence Sullivan. (2006). Quality Councils as Health System Performance and Accountability Mechanisms: The Cancer Quality Council of Ontario Experience. A Nudge Too Far? A Nudge at All? On Paying People to Be Healthy. 6(3). 8–21. 4 indexed citations

10.

Gagliardi, Anna R., Michael Fung Kee Fung, Bernard Langer, Hartley Stern, & Adalsteinn Brown. (2005). Development of ovarian cancer surgery quality indicators using a modified Delphi approach. Gynecologic Oncology. 97(2). 446–456. 53 indexed citations

11.

Kim, Robin D., P. Kundhal, Ian D. McGilvray, et al.. (2005). Predictors of Failure after Pancreaticoduodenectomy for Ampullary Carcinoma. Journal of the American College of Surgeons. 202(1). 112–119. 86 indexed citations

12.

Law, Calvin, Alice C. Wei, Sherif S. Hanna, et al.. (2003). Pancreatic Resection for Metastatic Renal Cell Carcinoma: Presentation, Treatment, and Outcome. Annals of Surgical Oncology. 10(8). 922–926. 116 indexed citations

13.

Philosophe, Benjamin, Paul D. Greig, Alan W. Hemming, et al.. (1998). Surgical management of hepatocellular carcinoma: resection or transplantation?. Journal of Gastrointestinal Surgery. 2(1). 21–27. 51 indexed citations

14.

Hemming, Alan W., Bernard Langer, Patricia A. Sheiner, Paul D. Greig, & Bryce Taylor. (1997). Aggressive surgical management of fibrolamellar hepatocellular carcinoma. Journal of Gastrointestinal Surgery. 1(4). 342–346. 38 indexed citations

15.

Taylor, Mark, et al.. (1997). A study of prognostic factors for hepatic resection for colorectal metastases. The American Journal of Surgery. 173(6). 467–471. 157 indexed citations

16.

Hemming, Alan W., Bernard Langer, Paul D. Greig, et al.. (1996). Treatment of Budd-Chiari syndrome with portosystemic shunt or liver transplantation. The American Journal of Surgery. 171(1). 176–181. 80 indexed citations

17.

Adams, Reid B. & Bernard Langer. (1996). Resection Margins for Colorectal Metastases to The Liver: Do They Make A Difference?. HPB Surgery. 9(2). 115–117. 4 indexed citations

18.

Langer, Bernard, Paul D. Greig, & Bryce Taylor. (1990). Emergency Surgical Treatment of Variceal Hemorrhage. Surgical Clinics of North America. 70(2). 307–317. 20 indexed citations

19.

Langer, Bernard, Bryce Taylor, & Paul D. Greig. (1990). Selective or total shunts for variceal bleeding. The American Journal of Surgery. 160(1). 75–79. 7 indexed citations

20.

Silverman, Richard, Zane Cohen, Andrew J. Wakefield, et al.. (1989). MONOCYTE/MACROPHAGE PROCOAGULANT ACTIVITY AS A MEASURE OF IMMUNE RESPONSIVENESS IN LEWIS AND BROWN NORWAY INBRED RATS. Transplantation. 47(3). 542–547. 5 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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