Roman Hari

1.6k total citations · 2 hit papers
30 papers, 815 citations indexed

About

Roman Hari is a scholar working on Radiology, Nuclear Medicine and Imaging, Critical Care and Intensive Care Medicine and Public Health, Environmental and Occupational Health. According to data from OpenAlex, Roman Hari has authored 30 papers receiving a total of 815 indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Radiology, Nuclear Medicine and Imaging, 14 papers in Critical Care and Intensive Care Medicine and 14 papers in Public Health, Environmental and Occupational Health. Recurrent topics in Roman Hari's work include Radiology practices and education (17 papers), Ultrasound in Clinical Applications (14 papers) and Innovations in Medical Education (12 papers). Roman Hari is often cited by papers focused on Radiology practices and education (17 papers), Ultrasound in Clinical Applications (14 papers) and Innovations in Medical Education (12 papers). Roman Hari collaborates with scholars based in Switzerland, United Kingdom and Germany. Roman Hari's co-authors include Bruno R. da Costa, Peter Jüni, Maria G Silletta, Stephan Reichenbach, Anne WS Rutjes, Roland Fischer, Stefan Begré, Hugo Saner, Roland von Känel and Jean‐Paul Schmid and has published in prestigious journals such as SHILAP Revista de lepidopterología, Cochrane Database of Systematic Reviews and BMJ.

In The Last Decade

Roman Hari

27 papers receiving 786 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.

Intra-articular corticosteroid for knee osteoarthritis

2015 361 citations Peter Jüni, Roman Hari et al. profile →
Effectiveness and safety of non-steroidal anti-inflammatory drugs and opioid treatment for knee and hip osteoarthritis: network meta-analysis

2021 220 citations Bruno R. da Costa, Tiago Pereira et al. BMJ profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Roman Hari Switzerland	8	428	258	168	109	95	30	815
Vasfı Karatosun Türkiye	24	318 0.7×	1.1k 4.1×	148 0.9×	237 2.2×	76 0.8×	122	1.6k
Milica Lazović Serbia	15	98 0.2×	218 0.8×	109 0.6×	122 1.1×	78 0.8×	62	649
Eitan Melamed United States	18	74 0.2×	443 1.7×	155 0.9×	61 0.6×	16 0.2×	78	944
Achim Rody Germany	2	311 0.7×	474 1.8×	76 0.5×	56 0.5×	47 0.5×	2	820
Leda M Oliveira Brazil	12	250 0.6×	299 1.2×	248 1.5×	132 1.2×	19 0.2×	19	844
Daniel M. Cushman United States	19	70 0.2×	513 2.0×	193 1.1×	388 3.6×	72 0.8×	116	1.2k
Ali Ebrahimi Iran	18	52 0.1×	513 2.0×	66 0.4×	28 0.3×	30 0.3×	62	1.0k
Evan F. Ekman United States	17	241 0.6×	819 3.2×	292 1.7×	227 2.1×	92 1.0×	21	1.3k
R W Teasell Canada	9	90 0.2×	206 0.8×	142 0.8×	35 0.3×	23 0.2×	12	574
Ferhan Cantürk Türkiye	20	390 0.9×	221 0.9×	211 1.3×	145 1.3×	40 0.4×	46	1.1k

Countries citing papers authored by Roman Hari

Since Specialization

Citations

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

Fields of papers citing papers by Roman Hari

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Roman Hari

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Blaivas, Michael, Roman Hari, Beatrice Hoffmann, et al.. (2025). Teaching methods, facilities, and institutions in student ultrasound education (SUSE): e-learning, simulation, and ultrasound skills labs. Journal of Ultrasonography. 25(101). 20250014–20250014.

Hari, Roman, Michael Blaivas, Maria Cristina Chammas, et al.. (2025). History of student ultrasound education: learning from working examples. Medical Ultrasonography. 28(1). 70–70. 1 indexed citations

Özdemir, Berna C., et al.. (2024). Gender and role differences of lecturer and student perspectives on sex- and gender-based medicine in the medical curriculum – a cross-sectional survey. BMC Medical Education. 24(1). 1319–1319. 1 indexed citations

Hari, Roman, et al.. (2024). Why are medical students so motivated to learn ultrasound skills? A qualitative study. BMC Medical Education. 24(1). 458–458. 5 indexed citations

Harris, Michael, et al.. (2024). Optimal timing of faculty teaching when combined with near-peer teaching: A mixed methods analysis. Medical Teacher. 46(11). 1448–1455. 2 indexed citations

Merlo, Christoph, et al.. (2024). The use of diagnostic ultrasound by primary care physicians in Switzerland – a cross-sectional study. BMC Primary Care. 25(1). 246–246. 2 indexed citations

Prosch, Helmut, Michael Blaivas, Roman Hari, et al.. (2024). Student Ultrasound Education, Current Views and Controversies; Who Should be Teaching?. Zeitschrift für Gastroenterologie. 62(10). 1718–1723. 3 indexed citations

Serra, Andreas L., Roman Hari, Tanja Birrenbach, et al.. (2023). Near-peer compared to faculty teaching of abdominal ultrasound for medical students – A randomized-controlled trial. Ultraschall in der Medizin - European Journal of Ultrasound. 45(1). 77–83. 4 indexed citations

Sommer, Johanna, et al.. (2022). Superviser un-e étudiant-e au cabinet du médecin généraliste, quels enjeux?. SERVAL (Université de Lausanne).

10.

Costa, Bruno R. da, Tiago Pereira, Pakeezah Saadat, et al.. (2021). Effectiveness and safety of non-steroidal anti-inflammatory drugs and opioid treatment for knee and hip osteoarthritis: network meta-analysis. BMJ. 375. n2321–n2321. 220 indexed citations breakdown →

11.

Dietrich, Christoph F., Alan G. Fraser, Yi Dong, et al.. (2021). Managing Incidental Findings Reported by Medical, Sonography and Other Students Performing Educational Ultrasound Examinations. Ultrasound in Medicine & Biology. 48(2). 180–187. 10 indexed citations

12.

Hari, Roman, et al.. (2020). Reliabilität und Durchführbarkeit einer Ultraschallprüfung für Studierende in der Schweiz. 1 indexed citations

13.

Hari, Roman, et al.. (2020). Reliabilität und Durchführbarkeit einer Ultraschallprüfung für Studierende in der Schweiz. 2 indexed citations

14.

Serra, Andreas L., et al.. (2020). Einführung eines «Peer Tutoring» -basierten, Ultraschallkurses – ein Update zum «Blended-Learning»-Basiskurs Sonografie. Praxis. 109(8). 577–582. 3 indexed citations

15.

Harris, Michael, et al.. (2020). Does a home-based interview with a chronically ill patient help medical students become more patient-centred? A randomised controlled trial. BMC Medical Education. 20(1). 217–217. 3 indexed citations

16.

Hari, Roman, et al.. (2018). Self-learning basic life support: A randomised controlled trial on learning conditions. Resuscitation. 126. 147–153. 20 indexed citations

17.

Hari, Roman, Michael Harris, Pascal Frey, & Sven Streit. (2018). Broadening the clinical spectrum for medical students towards primary care: a pre-post analysis of the effect of the implementation of a longitudinal clerkship in general practice. BMC Medical Education. 18(1). 34–34. 3 indexed citations

18.

Känel, Roland von, Roman Hari, J Schmid, et al.. (2011). Non-fatal cardiovascular outcome in patients with posttraumatic stress symptoms caused by myocardial infarction. Journal of Cardiology. 58(1). 61–68. 60 indexed citations

19.

Känel, Roland von, Roman Hari, Jean‐Paul Schmid, Hugo Saner, & Stefan Begré. (2011). Distress related to myocardial infarction and cardiovascular outcome: a retrospective observational study. BMC Psychiatry. 11(1). 98–98. 42 indexed citations

20.

Hari, Roman, Stefan Begré, Jean‐Paul Schmid, et al.. (2010). Change over time in posttraumatic stress caused by myocardial infarction and predicting variables. Journal of Psychosomatic Research. 69(2). 143–150. 32 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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