Gerd Lärfars

3.5k total citations · 1 hit paper
46 papers, 2.5k citations indexed

About

Gerd Lärfars is a scholar working on Internal Medicine, Hematology and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Gerd Lärfars has authored 46 papers receiving a total of 2.5k indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Internal Medicine, 13 papers in Hematology and 11 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Gerd Lärfars's work include Venous Thromboembolism Diagnosis and Management (25 papers), Atrial Fibrillation Management and Outcomes (8 papers) and Blood Coagulation and Thrombosis Mechanisms (8 papers). Gerd Lärfars is often cited by papers focused on Venous Thromboembolism Diagnosis and Management (25 papers), Atrial Fibrillation Management and Outcomes (8 papers) and Blood Coagulation and Thrombosis Mechanisms (8 papers). Gerd Lärfars collaborates with scholars based in Sweden, United Kingdom and United States. Gerd Lärfars's co-authors include Per Lindmarker, Anders Carlsson, Sam Schulman, Peter Nicol, Bengt Ljungberg, Margareta Holmström, Stefan Rosfors, Barbro Leijd, Hans Gyllenhammar and Martin Hjorth and has published in prestigious journals such as New England Journal of Medicine, Blood and The Journal of Clinical Endocrinology & Metabolism.

In The Last Decade

Gerd Lärfars

45 papers receiving 2.4k citations

Hit Papers

A Comparison of Six Weeks with Six Months of Oral Anticoa... 1995 2026 2005 2015 1995 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. A Comparison of Six Weeks with Six Months of Oral Anticoagulant Therapy after a First Episode of Venous Thromboembolism
    1995 665 citations Sam Schulman, Per Lindmarker et al. New England Journal of Medicine profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Gerd Lärfars Sweden 19 1.8k 1.2k 872 720 270 46 2.5k
Susan R. Heckbert United States 22 2.0k 1.2× 1.4k 1.2× 1.0k 1.2× 681 0.9× 167 0.6× 30 3.5k
Angelo Ghirarduzzi Italy 24 2.1k 1.2× 1.6k 1.4× 1.2k 1.3× 706 1.0× 289 1.1× 61 3.1k
M.J. Kovacs Canada 25 1.8k 1.0× 1.1k 0.9× 599 0.7× 753 1.0× 563 2.1× 37 2.2k
Inger Anne Næss Norway 15 1.2k 0.7× 622 0.5× 667 0.8× 346 0.5× 166 0.6× 26 1.7k
Edelgard Lindhoff‐Last Germany 34 1.9k 1.1× 1.8k 1.6× 1.0k 1.2× 1.3k 1.9× 83 0.3× 148 3.7k
Jens Hammerstrøm Norway 22 1.2k 0.7× 688 0.6× 737 0.8× 429 0.6× 161 0.6× 68 2.5k
Albert W. Tsai United States 11 1.3k 0.8× 791 0.7× 705 0.8× 492 0.7× 128 0.5× 15 2.1k
A Blanco Argentina 15 1.1k 0.6× 736 0.6× 709 0.8× 352 0.5× 134 0.5× 52 1.9k
Christine Demers Canada 24 2.5k 1.4× 2.5k 2.1× 985 1.1× 1.2k 1.7× 252 0.9× 37 3.8k
Maria M.W. Koopman Netherlands 21 2.1k 1.2× 1.3k 1.1× 1.1k 1.3× 853 1.2× 430 1.6× 48 3.2k

Countries citing papers authored by Gerd Lärfars

Since Specialization
Citations

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

Fields of papers citing papers by Gerd Lärfars

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Gerd Lärfars

This figure shows the co-authorship network connecting the top 25 collaborators of Gerd Lärfars. A scholar is included among the top collaborators of Gerd Lärfars 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 Gerd Lärfars. Gerd Lärfars 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.
Ågerstrand, Marlene, et al.. (2020). Pharmaceuticals and Environment: a web-based decision support for considering environmental aspects of medicines in use. European Journal of Clinical Pharmacology. 76(8). 1151–1160. 17 indexed citations
2.
Eriksen, Jaran, Lars L. Gustafsson, Pia Bastholm‐Rahmner, et al.. (2017). High adherence to the ‘Wise List’ treatment recommendations in Stockholm: a 15-year retrospective review of a multifaceted approach promoting rational use of medicines. BMJ Open. 7(4). e014345–e014345. 70 indexed citations
3.
Holmström, Margareta, et al.. (2015). Cardiovascular disease and mortality after a first episode of venous thromboembolism in young and middle-aged women. Thrombosis Research. 138. 80–85. 12 indexed citations
4.
Sonnevi, Kristina, et al.. (2014). Risk factors for recurrent venous thromboembolism in young and middle-aged women. Thrombosis Research. 133(5). 762–767. 12 indexed citations
5.
Sonnevi, Kristina, Svetlana Tchaikovski, Margareta Holmström, et al.. (2013). Obesity and thrombin-generation profiles in women with venous thromboembolism. Blood Coagulation & Fibrinolysis. 24(5). 547–553. 21 indexed citations
6.
Bergendal, Annica, Katarina Bremme, Karin Hedenmalm, et al.. (2012). Risk factors for venous thromboembolism in pre-and postmenopausal women. Thrombosis Research. 130(4). 596–601. 36 indexed citations
7.
Lärfars, Gerd, et al.. (2011). Mild Primary Hyperparathyroidism: Vitamin D Deficiency and Cardiovascular Risk Markers. The Journal of Clinical Endocrinology & Metabolism. 96(7). 2112–2118. 52 indexed citations
8.
Lapidus, Lasse J., et al.. (2011). Deep venous thrombosis after surgery for Achilles tendon rupture: a provoked transient event with minor long‐term sequelae. Journal of Thrombosis and Haemostasis. 9(8). 1493–1499. 5 indexed citations
9.
Lapidus, Lasse J., et al.. (2009). Asymptomatic Deep Venous Thrombosis is Associated with a Low Risk of Post-thrombotic Syndrome. European Journal of Vascular and Endovascular Surgery. 38(2). 229–233. 20 indexed citations
10.
Palmblad, Jan, Magnus Björkholm, Jack Kutti, et al.. (2008). TPO, but not soluble-IL-6 receptor, levels increase after anagrelide treatment of thrombocythemia in chronic myeloproliferative disorders. International Journal of Medical Sciences. 5(2). 87–91. 6 indexed citations
11.
Lärfars, Gerd, et al.. (2008). Evaluation of Wells score and repeated D-dimer in diagnosing venous thromboembolism. European Journal of Internal Medicine. 19(4). 285–288. 26 indexed citations
12.
13.
Rosfors, Stefan, et al.. (2007). Primary deep vein thrombosis in the upper limb: A retrospective study with emphasis on pathogenesis and late sequelae. European Journal of Internal Medicine. 18(4). 304–308. 23 indexed citations
14.
Lärfars, Gerd, et al.. (2006). Hemodynamic and morphologic evaluation of sequelae of primary upper extremity deep venous thromboses treated with anticoagulation. Journal of Vascular Surgery. 43(6). 1230–1235. 35 indexed citations
15.
Schulman, Sam, Per Lindmarker, Margareta Holmström, et al.. (2006). Post‐thrombotic syndrome, recurrence, and death 10 years after the first episode of venous thromboembolism treated with warfarin for 6 weeks or 6 months. Journal of Thrombosis and Haemostasis. 4(4). 734–742. 362 indexed citations
16.
17.
Lärfars, Gerd, et al.. (1999). Electrochemical detection of nitric oxide production in human polymorphonuclear neutrophil leukocytes. Scandinavian Journal of Clinical and Laboratory Investigation. 59(5). 361–368. 9 indexed citations
18.
Lärfars, Gerd & Hans Gyllenhammar. (1998). Stimulus-dependent transduction mechanisms for nitric oxide release in human polymorphonuclear neutrophil leukocytes. Journal of Laboratory and Clinical Medicine. 132(1). 54–60. 21 indexed citations
19.
Schulman, Sam, Per Lindmarker, Anders Carlsson, et al.. (1996). A Comparison of Six Weeks With Six Months of Oral Anticoagulant Therapy After a First Episode of Venous Thromboembolism. Obstetrical & Gynecological Survey. 51(1). 29–30. 36 indexed citations
20.
Schulman, Sam, Per Lindmarker, Anders Carlsson, et al.. (1995). A Comparison of Six Weeks with Six Months of Oral Anticoagulant Therapy after a First Episode of Venous Thromboembolism. New England Journal of Medicine. 332(25). 1661–1665. 665 indexed citations breakdown →

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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