R. Frobell

5.7k total citations · 2 hit papers
95 papers, 3.9k citations indexed

About

R. Frobell is a scholar working on Surgery, Rheumatology and Orthopedics and Sports Medicine. According to data from OpenAlex, R. Frobell has authored 95 papers receiving a total of 3.9k indexed citations (citations by other indexed papers that have themselves been cited), including 86 papers in Surgery, 30 papers in Rheumatology and 26 papers in Orthopedics and Sports Medicine. Recurrent topics in R. Frobell's work include Knee injuries and reconstruction techniques (74 papers), Total Knee Arthroplasty Outcomes (63 papers) and Osteoarthritis Treatment and Mechanisms (28 papers). R. Frobell is often cited by papers focused on Knee injuries and reconstruction techniques (74 papers), Total Knee Arthroplasty Outcomes (63 papers) and Osteoarthritis Treatment and Mechanisms (28 papers). R. Frobell collaborates with scholars based in Sweden, United States and Germany. R. Frobell's co-authors include Stefan Lohmander, Ewa M. Roos, Harald Roos, Jonas Ranstam, Frank W. Roemer, Martin Englund, André Struglics, W. Wirth, F. Eckstein and Per Swärd and has published in prestigious journals such as New England Journal of Medicine, Journal of Bone and Joint Surgery and Radiology.

In The Last Decade

R. Frobell

91 papers receiving 3.8k 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.

A Randomized Trial of Treatment for Acute Anterior Cruciate Ligament Tears

2010 587 citations R. Frobell, Ewa M. Roos et al. profile →
Treatment for acute anterior cruciate ligament tear: five year outcome of randomised trial

2013 322 citations R. Frobell, Harald Roos et al. profile →

Peers

Countries citing papers authored by R. Frobell

Since Specialization

Citations

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

Fields of papers citing papers by R. Frobell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of R. Frobell

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

#	Work	Indexed citations
1	Association between injury-related factors and cartilage T2 relaxation time in the subacute phase in patients after anterior cruciate ligament injury 2025 ·Osteoarthritis and Cartilage ·(unknown), Joanna Kvist, Håkan Gauffin, Riccardo Cristiani, R. Frobell, Miika T. Nieminen, Victor Casula, Martin Englund	1
2	Varus alignment of the hip and knee 2 years after anterior cruciate ligament injury is associated with medial tibiofemoral osteoarthritis 3 years later 2025 ·Journal of Experimental Orthopaedics ·Henrik Nilsson, Martin Englund, R. Frobell, Stefan Lohmander, André Struglics, Per Swärd	0
3	SYMPTOMS SUGGESTIVE OF EARLY-STAGE KNEE OA ASSOCIATE WITH BONE SHAPE CHANGES POST-ACL INJURY: DATA FROM THE KANON TRIAL 2025 ·Osteoarthritis and Cartilage ·Armaghan Mahmoudian, Matthew S. Harkey, M.A. Bowes, Stefan Lohmander, R. Frobell, Frank W. Roemer, Aleksandra Turkiewicz, Martin Englund	0
4	Treatment for Acute Anterior Cruciate Ligament Tear in Young Active Adults 2023 ·NEJM Evidence ·Stefan Lohmander, Frank W. Roemer, R. Frobell, Ewa M. Roos	5
5	Development of mri-defined tissue damage after anterior cruciate ligament injury over 5 years: the Kanon study 2020 ·Osteoarthritis and Cartilage ·Frank W. Roemer, Stefan Lohmander, Martin Englund, Ali Guermazi, A Akesson, R. Frobell	1
6	Marked and rapid change of bone shape in acutely ACL injured knees – an exploratory analysis of the Kanon trial 2019 ·Osteoarthritis and Cartilage ·M.A. Bowes, Stefan Lohmander, (unknown), G.R. Vincent, Philip G. Conaghan, R. Frobell	33
7	What is the risk of knee osteoarthritis after a history of knee injury in young adults? A population-based cohort study 2019 ·Osteoarthritis and Cartilage ·Barbara Snoeker, Aleksandra Turkiewicz, Karin Magnusson, R. Frobell, Dahai Yu, George Peat, Martin Englund	2
8	Projecting Lifetime Risk of Symptomatic Knee Osteoarthritis and Total Knee Replacement in Individuals Sustaining a Complete Anterior Cruciate Ligament Tear in Early Adulthood 2016 ·Arthritis Care & Research ·Lisa G. Suter, Savannah R. Smith, Jeffrey N. Katz, Martin Englund, David J. Hunter, R. Frobell, Elena Losina	68
9	Prolonged trauma-induced increase of inflammatory cytokines in synovial fluid after surgical reconstruction of anterior cruciate ligament ruptures compared to rehabilitation alone: an exploratory analysis in the kanon trial 2016 ·Osteoarthritis and Cartilage ·S. Larsson, R. Frobell, Stefan Lohmander, André Struglics	1
10	Three week results of transforaminal epidural steroid injection in patients with chronic unilateral low back related leg pain: The relation to MRI findings and clinical features 2016 ·Journal of Back and Musculoskeletal Rehabilitation ·(unknown), Bo Jönsson, Mårten Annertz, R. Frobell	11
11	Changes in ARGS-aggrecan, C-terminal type II and N-terminal type I collagen telopeptides, and cytokine concentrations over five years after anterior cruciate ligament injury 2015 ·Osteoarthritis and Cartilage ·André Struglics, S. Larsson, Nobuyuki Kumahashi, R. Frobell, Stefan Lohmander	1
12	Type II collagen C2C epitope in human synovial fluid and serum after knee injury – associations with molecular and structural markers of injury 2015 ·Osteoarthritis and Cartilage ·Nobuyuki Kumahashi, Per Swärd, S. Larsson, Stefan Lohmander, R. Frobell, André Struglics	34
13	The effect of anterior cruciate ligament injury on bone curvature: exploratory analysis in the KANON trial 2014 ·Osteoarthritis and Cartilage ·David J. Hunter, Stefan Lohmander, Joanna Makovey, José G. Tamez‐Peña, Saara Tötterman, E. Schreyer, R. Frobell	29
14	Significant change of bone shape occur over the first five years after ACL injury 2013 ·Osteoarthritis and Cartilage ·M.A. Bowes, Stefan Lohmander, (unknown), G.R. Vincent, R. Frobell	3
15	Longitudinal change in synovial fluid and serum levels of ARGS-aggrecan over 5 years after anterior cruciate ligament injury 2013 ·Osteoarthritis and Cartilage ·S. Larsson, Mats Hansson, R. Frobell, Stefan Lohmander, André Struglics	1
16	The effect of anterior cruciate ligament injury on bone curvature over 5 years: the Kanon trial 2013 ·Osteoarthritis and Cartilage ·David J. Hunter, Stefan Lohmander, Joanna Makovey, José G. Tamez‐Peña, Saara Tötterman, E. Schreyer, R. Frobell	2
17	Does cartilage thickness change differ between ACL deficient knees with and without reconstruction surgery 2013 ·Osteoarthritis and Cartilage ·W. Wirth, F. Eckstein, M. Hudelmaier, Stefan Lohmander, R. Frobell	2
18	Morphometric Differences between the Medial and Lateral Meniscus in Healthy Men – A Three-Dimensional Analysis Using Magnetic Resonance Imaging 2011 ·Cells Tissues Organs ·K. Bloecker, W. Wirth, M. Hudelmaier, Rainer Burgkart, R. Frobell, F. Eckstein	51
19	Choosing surgery: patients' preferences within a trial of treatments for anterior cruciate ligament injury. A qualitative study 2009 ·BMC Musculoskeletal Disorders ·Carina A. Thorstensson, Stefan Lohmander, R. Frobell, Ewa M. Roos, Rachael Gooberman‐Hill	45
20	The acutely ACL injured knee assessed by MRI: changes in joint fluid, bone marrow lesions, and cartilage during the first year 2008 ·Osteoarthritis and Cartilage ·R. Frobell, (unknown), R. Buck, Ewa M. Roos, Harald Roos, José G. Tamez‐Peña, Saara Tötterman, Stefan Lohmander	132

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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