Guilherme M. Campos

6.1k total citations · 2 hit papers
85 papers, 4.3k citations indexed

About

Guilherme M. Campos is a scholar working on Surgery, Gastroenterology and Physiology. According to data from OpenAlex, Guilherme M. Campos has authored 85 papers receiving a total of 4.3k indexed citations (citations by other indexed papers that have themselves been cited), including 75 papers in Surgery, 22 papers in Gastroenterology and 18 papers in Physiology. Recurrent topics in Guilherme M. Campos's work include Bariatric Surgery and Outcomes (51 papers), Esophageal and GI Pathology (26 papers) and Gastroesophageal reflux and treatments (21 papers). Guilherme M. Campos is often cited by papers focused on Bariatric Surgery and Outcomes (51 papers), Esophageal and GI Pathology (26 papers) and Gastroesophageal reflux and treatments (21 papers). Guilherme M. Campos collaborates with scholars based in United States, Brazil and Austria. Guilherme M. Campos's co-authors include Charlotte Rabl, Ruxandra Ciovica, Mark Takata, Jad Khoraki, Eric Vittinghoff, Guilherme S. Mazzini, Matthew G. Browning, Michael Gadenstätter, Feng Lin and Jeffrey A. Hagen and has published in prestigious journals such as Gastroenterology, Hepatology and Annals of Surgery.

In The Last Decade

Guilherme M. Campos

84 papers receiving 4.2k 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.

Endoscopic and Surgical Treatments for Achalasia

2008 477 citations Guilherme M. Campos, Eric Vittinghoff et al. profile →
Changes in Utilization of Bariatric Surgery in the United States From 1993 to 2016

2019 214 citations Guilherme M. Campos, Jad Khoraki et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Guilherme M. Campos United States	36	3.5k	1.2k	894	796	585	85	4.3k
Diogo Turiani Hourneaux de Moura Brazil	33	2.8k 0.8×	783 0.6×	1.4k 1.5×	446 0.6×	253 0.4×	214	3.4k
Dennis Hong Canada	28	1.9k 0.5×	344 0.3×	402 0.4×	448 0.6×	369 0.6×	139	2.6k
Marc Schiesser Switzerland	28	2.5k 0.7×	242 0.2×	693 0.8×	1.2k 1.5×	284 0.5×	70	3.6k
Almino Ramos Brazil	27	3.2k 0.9×	522 0.4×	720 0.8×	1.1k 1.4×	113 0.2×	97	3.4k
Peter F. Crookes United States	40	4.7k 1.3×	2.9k 2.3×	1.4k 1.6×	537 0.7×	86 0.1×	108	5.8k
Keith S. Gersin United States	31	2.1k 0.6×	209 0.2×	550 0.6×	541 0.7×	287 0.5×	90	2.6k
Alberto Patriti Italy	27	1.9k 0.5×	325 0.3×	754 0.8×	272 0.3×	73 0.1×	77	2.6k
George Tzovaras Greece	30	2.2k 0.6×	333 0.3×	968 1.1×	278 0.3×	43 0.1×	108	2.4k
Camilo Boza Chile	28	1.5k 0.4×	180 0.1×	357 0.4×	565 0.7×	279 0.5×	52	2.0k
Emanuele Lo Menzo United States	28	2.2k 0.6×	258 0.2×	905 1.0×	367 0.5×	109 0.2×	191	2.6k

Countries citing papers authored by Guilherme M. Campos

Since Specialization

Citations

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

Fields of papers citing papers by Guilherme M. Campos

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Guilherme M. Campos. 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 Guilherme M. Campos. The network helps show where Guilherme M. Campos may publish in the future.

Co-authorship network of co-authors of Guilherme M. Campos

This figure shows the co-authorship network connecting the top 25 collaborators of Guilherme M. Campos. A scholar is included among the top collaborators of Guilherme M. Campos 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 Guilherme M. Campos. Guilherme M. Campos 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

Mazzini, Guilherme S., et al.. (2024). Does living in a food desert impact weight loss after bariatric surgery?. Surgery for Obesity and Related Diseases. 21(4). 482–488.

Campos, Guilherme M., Guilherme S. Mazzini, Maria S. Altieri, et al.. (2021). ASMBS position statement on the rationale for performance of upper gastrointestinal endoscopy before and after metabolic and bariatric surgery. Surgery for Obesity and Related Diseases. 17(5). 837–847. 61 indexed citations

Khoraki, Jad, et al.. (2021). Perioperative outcomes of inpatient laparoscopic Heller myotomy and per-oral endoscopic myotomy in the United States. Surgery. 171(5). 1263–1272. 7 indexed citations

Mazzini, Guilherme S., Jad Khoraki, Matthew G. Browning, et al.. (2019). Population Diversity Challenge the External Validity of the European Randomized Controlled Trials Comparing Laparoscopic Gastric Bypass and Sleeve Gastrectomy. Obesity Surgery. 30(3). 992–1000. 5 indexed citations

Khoraki, Jad, Guilherme S. Mazzini, Bernardo M. Pessoa, et al.. (2019). Perioperative outcomes and cost of robotic-assisted versus laparoscopic inguinal hernia repair. Surgical Endoscopy. 34(8). 3496–3507. 40 indexed citations

Mazzini, Guilherme S., Jad Khoraki, Mikhail G. Dozmorov, et al.. (2018). Concomitant PPARα and FXR Activation as a Putative Mechanism of NASH Improvement after Gastric Bypass Surgery: a GEO Datasets Analysis. Journal of Gastrointestinal Surgery. 23(1). 51–57. 13 indexed citations

Browning, Matthew G. & Guilherme M. Campos. (2017). Comment on: Bile acid profiles over 5 years following gastric bypass and duodenal switch - results from a randomized clinical trial. Surgery for Obesity and Related Diseases. 4 indexed citations

Khoraki, Jad, Ryan K. Schmocker, Michael J. Nabozny, et al.. (2015). Reduction of surgical site infections after laparoscopic gastric bypass with circular stapled gastrojejunostomy. Surgery for Obesity and Related Diseases. 12(1). 4–9. 16 indexed citations

Kim, Julie, Dan E. Azagury, Dan Eisenberg, Eric J. DeMaria, & Guilherme M. Campos. (2015). ASMBS position statement on prevention, detection, and treatment of gastrointestinal leak after gastric bypass and sleeve gastrectomy, including the roles of imaging, surgical exploration, and nonoperative management. Surgery for Obesity and Related Diseases. 11(4). 739–748. 129 indexed citations

10.

Jolles, Sally, et al.. (2015). Dietary and psych predictors of weight loss after gastric bypass. Journal of Surgical Research. 197(2). 283–290. 22 indexed citations

11.

Khoraki, Jad, Luke M. Funk, Jacob A. Greenberg, Glen Leverson, & Guilherme M. Campos. (2015). The Effect of Route of Anvil Insertion on Stricture Rates with Circular Stapled Gastrojejunostomy During Laparoscopic Gastric Bypass. Obesity Surgery. 26(3). 517–524. 2 indexed citations

12.

Rabl, Charlotte, Madhu N. Rao, Jean‐Marc Schwarz, Kathleen Mulligan, & Guilherme M. Campos. (2014). Thermogenic changes after gastric bypass, adjustable gastric banding or diet alone. Surgery. 156(4). 806–813. 30 indexed citations

13.

Kawahara, Nilton, et al.. (2012). Modified Nissen fundoplication: laparoscopic anti-reflux surgery after Roux-en-Y gastric bypass for obesity. Clinics. 67(5). 531–533. 31 indexed citations

14.

Arterburn, David, Andy Bogart, Karen J. Coleman, et al.. (2012). Comparative effectiveness of bariatric surgery vs. nonsurgical treatment of type 2 diabetes among severely obese adults. Obesity Research & Clinical Practice. 7(4). e258–e268. 52 indexed citations

15.

Campos, Guilherme M., et al.. (2010). Weight Loss after Roux-en-Y Gastric Bypass in Obese Patients Heterozygous for MC4R Mutations. Obesity Surgery. 21(7). 930–934. 59 indexed citations

16.

Conway, William, Guilherme M. Campos, & Singh Gagandeep. (2009). Choledochal cyst during pregnancy. American Journal of Obstetrics and Gynecology. 200(5). 588.e1–588.e2. 9 indexed citations

17.

Campos, Guilherme M., Charlotte Rabl, Ruxandra Ciovica, et al.. (2009). Improvement in Peripheral Glucose Uptake After Gastric Bypass Surgery Is Observed Only After Substantial Weight Loss Has Occurred and Correlates with the Magnitude of Weight Lost. Journal of Gastrointestinal Surgery. 14(1). 15–23. 133 indexed citations

18.

Campos, Guilherme M.. (2008). Factors Associated With Weight Loss After Gastric Bypass. Archives of Surgery. 143(9). 877–877. 130 indexed citations

19.

Campos, Guilherme M., Kiran Bambha, Eric Vittinghoff, et al.. (2008). A clinical scoring system for predicting nonalcoholic steatohepatitis in morbidly obese patients. Hepatology. 47(6). 1916–1923. 130 indexed citations

20.

Takata, Mark, Ruxandra Ciovica, John P. Cello, et al.. (2007). Predictors, Treatment, and Outcomes of Gastrojejunostomy Stricture after Gastric Bypass for Morbid Obesity. Obesity Surgery. 17(7). 878–884. 53 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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