Marja Leivonen

4.2k total citations · 3 hit papers
41 papers, 2.7k citations indexed

About

Marja Leivonen is a scholar working on Surgery, Cancer Research and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Marja Leivonen has authored 41 papers receiving a total of 2.7k indexed citations (citations by other indexed papers that have themselves been cited), including 23 papers in Surgery, 9 papers in Cancer Research and 8 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Marja Leivonen's work include Bariatric Surgery and Outcomes (15 papers), Body Contouring and Surgery (10 papers) and Liver Disease Diagnosis and Treatment (6 papers). Marja Leivonen is often cited by papers focused on Bariatric Surgery and Outcomes (15 papers), Body Contouring and Surgery (10 papers) and Liver Disease Diagnosis and Treatment (6 papers). Marja Leivonen collaborates with scholars based in Finland, Germany and Denmark. Marja Leivonen's co-authors include Anne Juuti, Jari Ovaska, Paulina Salminen, Mika Helmiö, Pirjo Nuutila, Saija Hurme, Pipsa Peromaa-Haavisto, Mikael Victorzon, Hannele Yki‐Järvinen and You Zhou and has published in prestigious journals such as JAMA, PLoS ONE and The Journal of Clinical Endocrinology & Metabolism.

In The Last Decade

Marja Leivonen

41 papers receiving 2.6k citations

Hit Papers

Effect of Laparoscopic Sleeve Gastrectomy vs Laparoscopic... 2016 2026 2019 2022 2018 2016 2022 200 400 600
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.

  1. Effect of Laparoscopic Sleeve Gastrectomy vs Laparoscopic Roux-en-Y Gastric Bypass on Weight Loss at 5 Years Among Patients With Morbid Obesity
    2018 630 citations Paulina Salminen, Mika Helmiö et al. JAMA profile →
  2. Hepatic ceramides dissociate steatosis and insulin resistance in patients with non-alcoholic fatty liver disease
    2016 335 citations Panu K. Luukkonen, You Zhou et al. profile →
  3. Effect of Laparoscopic Sleeve Gastrectomy vs Roux-en-Y Gastric Bypass on Weight Loss, Comorbidities, and Reflux at 10 Years in Adult Patients With Obesity
    2022 212 citations Paulina Salminen, Mika Helmiö et al. profile →

Peers

Marja Leivonen
Zbigniew Śledziński Poland
Bang‐Dang Chen China
Yoshiaki Kawaguchi Japan
Jan Kulig Poland
Shinya Fukunishi Japan
Tova Chajek Israel
L. B. Signorello United States
Keith Usiskin United States
Jarley Koo Canada
Hitoshi Ichimiya Japan
Zbigniew Śledziński Poland
Marja Leivonen
Citations per year, relative to Marja Leivonen Marja Leivonen (= 1×) peers Zbigniew Śledziński

Countries citing papers authored by Marja Leivonen

Since Specialization
Citations

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

Fields of papers citing papers by Marja Leivonen

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Marja Leivonen

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

All Works

20 of 20 papers shown
1.
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Salminen, Paulina, Mika Helmiö, Jari Ovaska, et al.. (2018). Effect of Laparoscopic Sleeve Gastrectomy vs Laparoscopic Roux-en-Y Gastric Bypass on Weight Loss at 5 Years Among Patients With Morbid Obesity. JAMA. 319(3). 241–241. 630 indexed citations breakdown →
3.
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Saarinen, Tuure, Jari Räsänen, Jarmo Salo, et al.. (2017). Bile Reflux Scintigraphy After Mini-Gastric Bypass. Obesity Surgery. 27(8). 2083–2089. 51 indexed citations
5.
Zhou, You, Matej Orešič, Marja Leivonen, et al.. (2016). Noninvasive Detection of Nonalcoholic Steatohepatitis Using Clinical Markers and Circulating Levels of Lipids and Metabolites. Clinical Gastroenterology and Hepatology. 14(10). 1463–1472.e6. 114 indexed citations
6.
Pekkarinen, Tuula, Harri Mustonen, Timo Sane, et al.. (2016). Long-Term Effect of Gastric Bypass and Sleeve Gastrectomy on Severe Obesity: Do Preoperative Weight Loss and Binge Eating Behavior Predict the Outcome of Bariatric Surgery?. Obesity Surgery. 26(9). 2161–2167. 35 indexed citations
7.
8.
Lallukka, Susanna, Panu K. Luukkonen, You Zhou, et al.. (2016). Obesity/insulin resistance rather than liver fat increases coagulation factor activities and expression in humans. Thrombosis and Haemostasis. 117(2). 286–294. 27 indexed citations
9.
Zhou, You, Sanja Sädevirta, Hanna Savolainen‐Peltonen, et al.. (2015). MicroRNA-192* impairs adipocyte triglyceride storage. Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids. 1861(4). 342–351. 31 indexed citations
10.
Scheinin, Tom, et al.. (2015). Retrospective analysis of 3 different antithrombotic prophylaxis regimens in bariatric surgery. Surgery for Obesity and Related Diseases. 12(3). 675–680. 9 indexed citations
11.
Helmiö, Mika, Mikael Victorzon, Jari Ovaska, et al.. (2012). SLEEVEPASS: A randomized prospective multicenter study comparing laparoscopic sleeve gastrectomy and gastric bypass in the treatment of morbid obesity: preliminary results. Surgical Endoscopy. 26(9). 2521–2526. 111 indexed citations
12.
Zhou, You, Marius R. Robciuc, Martin Wabitsch, et al.. (2012). OSBP-Related Proteins (ORPs) in Human Adipose Depots and Cultured Adipocytes: Evidence for Impacts on the Adipocyte Phenotype. PLoS ONE. 7(9). e45352–e45352. 24 indexed citations
13.
Leivonen, Marja, Anne Juuti, Nabil Jaser, & Harri Mustonen. (2011). Laparoscopic Sleeve Gastrectomy in Patients over 59 Years: Early Recovery and 12-Month Follow-Up. Obesity Surgery. 21(8). 1180–1187. 46 indexed citations
14.
Leivonen, Marja, Johan Lundin, Stig Nordling, Kristina von Boguslawski, & Caj Haglund. (2004). Prognostic Value of Syndecan-1 Expression in Breast Cancer. Oncology. 67(1). 11–18. 92 indexed citations
15.
Leivonen, Marja, et al.. (2001). HER-2/neu oncogene expression in advanced breast cancer.. PubMed. 25(1). 1–7. 3 indexed citations
16.
Krogerus, Leena, et al.. (2000). Expression patterns of biologic markers in small breast cancers and preneoplastic breast lesions. The Breast. 9(5). 281–285. 4 indexed citations
17.
Railo, Mikael, Stig Nordling, Kristina von Boguslawsky, et al.. (1993). Prognostic value of Ki-67 immunolabelling in primary operable breast cancer. British Journal of Cancer. 68(3). 579–583. 78 indexed citations
18.
Leivonen, Marja, P. Sipponen, & E. Kivilaakso. (1992). Gastric Changes in Coronary-Operated Patients with Low-Dose Aspirin. Scandinavian Journal of Gastroenterology. 27(11). 912–916. 11 indexed citations
19.
Leivonen, Marja & E. Kivilaakso. (1991). Peptic Ulcer Bleeding Today: Risk Factors and Characteristics of the Disease. Scandinavian Journal of Gastroenterology. 26(10). 1013–1019. 7 indexed citations
20.
Leivonen, Marja & T Kalima. (1991). Prognostic Factors Associated with Survival After Breast Cancer Recurrence. Acta Oncologica. 30(5). 583–586. 11 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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