Manuel Pera

9.5k total citations · 1 hit paper
126 papers, 4.4k citations indexed

About

Manuel Pera is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Gastroenterology. According to data from OpenAlex, Manuel Pera has authored 126 papers receiving a total of 4.4k indexed citations (citations by other indexed papers that have themselves been cited), including 99 papers in Surgery, 53 papers in Pulmonary and Respiratory Medicine and 27 papers in Gastroenterology. Recurrent topics in Manuel Pera's work include Gastric Cancer Management and Outcomes (46 papers), Esophageal Cancer Research and Treatment (41 papers) and Esophageal and GI Pathology (37 papers). Manuel Pera is often cited by papers focused on Gastric Cancer Management and Outcomes (46 papers), Esophageal Cancer Research and Treatment (41 papers) and Esophageal and GI Pathology (37 papers). Manuel Pera collaborates with scholars based in Spain, United States and United Kingdom. Manuel Pera's co-authors include Herschel A. Carpenter, Luís Grande, Alan J. Cameron, Victor F. Trastek, Alan R. Zinsmeister, José M. Ramón, Albert Goday, David Benaiges, Óscar Vidal and Carlos Manterola and has published in prestigious journals such as Gastroenterology, Cancer and Clinical Infectious Diseases.

In The Last Decade

Manuel Pera

120 papers receiving 4.3k 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.

Increasing incidence of adenocarcinoma of the esophagus and esophagogastric junction

1993 718 citations Manuel Pera, Victor F. Trastek et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Manuel Pera Spain	33	3.6k	1.8k	996	595	586	126	4.4k
Johannes Zacherl Austria	35	2.6k 0.7×	1.4k 0.8×	608 0.6×	957 1.6×	443 0.8×	125	4.1k
Hyuk‐Joon Lee South Korea	39	2.6k 0.7×	5.0k 2.7×	2.9k 2.9×	252 0.4×	1.2k 2.0×	173	6.2k
Salvador Navarro Spain	32	2.8k 0.8×	1.1k 0.6×	204 0.2×	262 0.4×	2.1k 3.6×	169	3.9k
James A. Madura United States	29	2.1k 0.6×	1.1k 0.6×	211 0.2×	211 0.4×	1.5k 2.6×	117	3.1k
Luca Frulloni Italy	45	6.4k 1.8×	892 0.5×	277 0.3×	198 0.3×	3.1k 5.4×	204	7.6k
Kazumasa Fujitani Japan	35	2.4k 0.7×	3.2k 1.8×	1.3k 1.3×	983 1.7×	1.3k 2.2×	227	4.9k
Tsann‐Long Hwang Taiwan	36	1.8k 0.5×	1.6k 0.9×	320 0.3×	279 0.5×	1.1k 1.9×	130	3.5k
K. Nygaard Norway	30	2.4k 0.7×	1.3k 0.7×	179 0.2×	311 0.5×	1.4k 2.4×	98	3.4k
Mats Lindblad Sweden	28	2.7k 0.7×	1.8k 1.0×	381 0.4×	267 0.4×	533 0.9×	128	3.2k
Jyrki Mäkelä Finland	36	2.4k 0.7×	826 0.5×	166 0.2×	176 0.3×	2.5k 4.2×	130	4.5k

Countries citing papers authored by Manuel Pera

Since Specialization

Citations

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

Fields of papers citing papers by Manuel Pera

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Manuel Pera

This figure shows the co-authorship network connecting the top 25 collaborators of Manuel Pera. A scholar is included among the top collaborators of Manuel Pera 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 Manuel Pera. Manuel Pera 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

Benaiges, David, Anna Casajoana, Manuel Pera, et al.. (2025). Bariatric Conversion Surgery Impact on LDL Cholesterol in Patients Previously Treated with Sleeve Gastrectomy. Journal of Clinical Medicine. 14(14). 4901–4901.

Osorio, Javier, María Concepción Yárnoz Irazábal, Alexis Luna, et al.. (2024). Prognostic Relevance of Preoperative Immune, Inflammatory, and Nutritional Biomarkers in Patients Undergoing Gastrectomy for Resectable Gastric Adenocarcinoma: An Observational Multicentre Study. Cancers. 16(12). 2188–2188. 4 indexed citations

Salvans, Sílvia, et al.. (2022). State of the art of enhanced recovery after surgery (ERAS) protocols in esophagogastric cancer surgery: the Western experience. Updates in Surgery. 75(2). 373–382. 9 indexed citations

Benaiges, David, Albert Goday, Juana A. Flores‐Le Roux, et al.. (2020). Bariatric surgery and LDL cholesterol (BASALTO) trial study protocol: randomised controlled study evaluating the effect of gastric bypass versus sleeve gastrectomy on high LDL cholesterol. BMJ Open. 10(9). e037712–e037712. 2 indexed citations

Benaiges, David, Juan Pedro‐Botet, José M. Ramón, et al.. (2020). Additional Metabolic Effects of Bariatric Surgery in Patients with a Poor Mid-Term Weight Loss Response: A 5-Year Follow-Up Study. Journal of Clinical Medicine. 9(10). 3193–3193. 1 indexed citations

Osorio, Javier, et al.. (2019). Proyectos de estandarización del tratamiento del cáncer de la unión esofagogástrica: centralización, registros y formación. Cirugía Española. 97(8). 470–476. 2 indexed citations

Pera, Cristóbal & Manuel Pera. (2018). Could the medical humanities be a remedy for the rising disengagement between physician and patient?. MedEdPublish. 7. 179–179. 2 indexed citations

Sánchez‐Velázquez, Patricia, Manuel Pera, Javier Gimeno, et al.. (2016). Mucormycosis: an unusual cause of gastric perforation and severe bleeding in immunocompetent patients. Revista Española de Enfermedades Digestivas. 109(3). 223–225. 14 indexed citations

Messager, Mathieu, Petra G. Boelens, Lone Susanne Jensen, et al.. (2016). Description and analysis of clinical pathways for oesophago-gastric adenocarcinoma, in 10 European countries (the EURECCA upper gastro intestinal group – European Registration of Cancer Care). European Journal of Surgical Oncology. 42(9). 1432–1447. 16 indexed citations

10.

Mejías‐Luque, Raquel, et al.. (2013). Activation of the NF-kB pathway downregulates TFF-1 in gastric carcinogenesis. Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin. 463(4). 497–507. 13 indexed citations

11.

Ramón, José M., Sílvia Salvans, Susana Puig, et al.. (2012). Effect of Roux-en-Y Gastric Bypass vs Sleeve Gastrectomy on Glucose and Gut Hormones: a Prospective Randomised Trial. Journal of Gastrointestinal Surgery. 16(6). 1116–1122. 143 indexed citations

12.

Vidal, Pablo, José M. Ramón, Albert Goday, et al.. (2012). Laparoscopic Gastric Bypass Versus Laparoscopic Sleeve Gastrectomy as a Definitive Surgical Procedure for Morbid Obesity. Mid-Term Results. Obesity Surgery. 23(3). 292–299. 109 indexed citations

13.

Benaiges, David, Juana A. Flores-Le-Roux, Juan Pedro‐Botet, et al.. (2012). Impact of Restrictive (Sleeve Gastrectomy) vs Hybrid Bariatric Surgery (Roux-en-Y Gastric Bypass) on Lipid Profile. Obesity Surgery. 22(8). 1268–1275. 92 indexed citations

14.

Pera, Manuel, Miguél Pera, María José Brito, et al.. (2007). Duodenal-content Reflux Into the Esophagus Leads to Expression of Cdx2 and Muc2 in Areas of Squamous Epithelium in Rats. Journal of Gastrointestinal Surgery. 11(7). 869–874. 26 indexed citations

15.

Maurel, Joan, Andrés Cervantes, C. Conill, et al.. (2005). Phase I trial of oxaliplatin in combination with cisplatin, protacted-infusion fluorouracil, and radiotherapy in advanced esophageal and gastroesophageal carcinoma. International Journal of Radiation Oncology*Biology*Physics. 62(1). 91–96. 8 indexed citations

16.

Pera, Manuel & Michael Pascual. (2005). Estándares de calidad de la cirugía del cáncer de recto. Gastroenterología y Hepatología. 28(7). 417–425. 13 indexed citations

17.

Pera, Manuel, et al.. (2001). Recent changes in the epidemiology of esophageal cancer. Surgical Oncology. 10(3). 81–90. 52 indexed citations

18.

Chen, Long-Qi, Chunyan Hu, Louis Gaboury, et al.. (2001). Proliferative Activity in Barrett’s Esophagus Before and After Antireflux Surgery. Annals of Surgery. 234(2). 172–180. 24 indexed citations

19.

Pera, Manuel, Luís Grande, X. Figueras, et al.. (1998). Epithelial Cell Hyperproliferation After Biliopancreatic Reflux Into the Esophagus of Rats. The Annals of Thoracic Surgery. 65(3). 779–786. 27 indexed citations

20.

Pera, Manuel, Claude Deschamps, Raymond Taillefer, & André Duranceau. (1995). Uncut collis-nissen gastroplasty: early functional results. The Annals of Thoracic Surgery. 60(4). 915–921. 18 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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