Michael Friedrich

2.1k total citations · 1 hit paper
30 papers, 1.5k citations indexed

About

Michael Friedrich is a scholar working on Radiology, Nuclear Medicine and Imaging, Pathology and Forensic Medicine and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, Michael Friedrich has authored 30 papers receiving a total of 1.5k indexed citations (citations by other indexed papers that have themselves been cited), including 5 papers in Radiology, Nuclear Medicine and Imaging, 4 papers in Pathology and Forensic Medicine and 4 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in Michael Friedrich's work include Vitamin D Research Studies (4 papers), Estrogen and related hormone effects (4 papers) and Photorefractive and Nonlinear Optics (4 papers). Michael Friedrich is often cited by papers focused on Vitamin D Research Studies (4 papers), Estrogen and related hormone effects (4 papers) and Photorefractive and Nonlinear Optics (4 papers). Michael Friedrich collaborates with scholars based in Germany, Switzerland and Italy. Michael Friedrich's co-authors include Arno Schindlmayr, Simone Sanna, W. G. Schmidt, Klaus Diedrich, Steffi Becker, Tim Cordes, Dorothea Fischer, D. Diesing, Marc Thill and Boris Hinz and has published in prestigious journals such as JAMA, Biomaterials and Cancer Research.

In The Last Decade

Michael Friedrich

28 papers receiving 1.4k 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.

Depression Is the Leading Cause of Disability Around the World

2017 1.0k citations Michael Friedrich JAMA profile →

Peers

Michael Friedrich

BP

ECP

CN

CP

PHARM

Christian Schubert Austria

Yicun Wang China

Syeda Fabeha Husain Singapore

Stefano Baroni Italy

Xueyi Wang China

Eosu Kim South Korea

Erika F.H. Saunders United States

Stephan Köhler Germany

Zhiguo Wu China

Hadar Shalev Israel

Christian Schubert Austria

Michael Friedrich

253 ×1.1

BP

176 ×0.8

ECP

97 ×0.5

CN

163 ×0.9

CP

80 ×0.5

PHARM

Citations per year, relative to Michael Friedrich Michael Friedrich (= 1×) peers Christian Schubert

Countries citing papers authored by Michael Friedrich

Since Specialization

Citations

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

Fields of papers citing papers by Michael Friedrich

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Michael Friedrich

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

1.

Rüschoff, Josef, Michael Friedrich, Iris Nagelmeier, et al.. (2022). Comparison of HercepTest™ mAb pharmDx (Dako Omnis, GE001) with Ventana PATHWAY anti-HER-2/neu (4B5) in breast cancer: correlation with HER2 amplification and HER2 low status. Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin. 481(5). 685–694. 46 indexed citations

2.

Friedrich, Michael. (2018). Antibiotic Consumption Increasing Globally. JAMA. 319(19). 1973–1973. 20 indexed citations

3.

Friedrich, Michael. (2017). Potential Cause of Nodding Syndrome Identified. JAMA. 317(15). 1517–1517. 2 indexed citations

4.

Friedrich, Michael, W. G. Schmidt, Arno Schindlmayr, & Simone Sanna. (2017). Polaron optical absorption in congruent lithium niobate from time-dependent density-functional theory. Physical Review Materials. 1(5). 13 indexed citations

5.

Friedrich, Michael. (2017). Drug-Resistant Tuberculosis Predicted to Increase in High-Burden Countries. JAMA. 318(3). 231–231. 5 indexed citations

6.

Friedrich, Michael. (2016). Upsurge in Cases of Cutaneous Leishmaniasis in Syria. JAMA. 316(7). 702–702. 1 indexed citations

7.

Friedrich, Michael, et al.. (2015). Phonon dispersion and zero-point renormalization of LiNbO₃from density-functional perturbation theory. Journal of Physics Condensed Matter. 27(38). 385402–385402. 38 indexed citations

8.

Scherer, Saja, Stellar Boo, Wassim Raffoul, et al.. (2015). Novel micropatterns mechanically control fibrotic reactions at the surface of silicone implants. Biomaterials. 54. 136–147. 40 indexed citations

9.

Thill, Marc, Dorothea Fischer, Ka tha ri na Kelling, et al.. (2010). Expression of vitamin D receptor (VDR), cyclooxygenase-2 (COX-2) and 15-hydroxyprostaglandin dehydrogenase (15-PGDH) in benign and malignant ovarian tissue and 25-hydroxycholecalciferol (25(OH2)D3) and prostaglandin E2 (PGE2) serum level in ovarian cancer patients. The Journal of Steroid Biochemistry and Molecular Biology. 121(1-2). 387–390. 39 indexed citations

10.

Fischer, Dorothea, Steffi Becker, Tim Cordes, et al.. (2009). Expression of 25-hydroxyvitamin D3-24-hydroxylase in benign and malignant ovarian cell lines and tissue.. PubMed. 29(9). 3635–9. 8 indexed citations

11.

Becker, Steffi, Tim Cordes, D. Diesing, Klaus Diedrich, & Michael Friedrich. (2007). Expression of 25 hydroxyvitamin D3-1α-hydroxylase in human endometrial tissue. The Journal of Steroid Biochemistry and Molecular Biology. 103(3-5). 771–775. 27 indexed citations

12.

Otte, Sören von, Michael Friedrich, Klaus Diedrich, & M. Kupka. (2006). Fertilitätserhalt bei onkologischen Patientinnen: Stand und Perspektiven. 4 indexed citations

13.

Diesing, D., Tim Cordes, Dorothea Fischer, Klaus Diedrich, & Michael Friedrich. (2006). Vitamin D--metabolism in the human breast cancer cell line MCF-7.. PubMed. 26(4A). 2755–9. 18 indexed citations

14.

Friedrich, Michael, et al.. (2005). Manual Gynäkologische Onkologie. DIAL (Catholic University of Leuven). 2 indexed citations

15.

Friedrich, Michael. (2004). Institute Probes Music's Therapeutic Potential. JAMA. 291(13). 1554–1554. 1 indexed citations

16.

Friedrich, Michael, et al.. (1998). Tamoxifen and proliferation of vaginal and cervical epithelium in postmenopausal women with breast cancer. European Journal of Obstetrics & Gynecology and Reproductive Biology. 80(2). 221–225. 19 indexed citations

17.

Meyer, Dirk-Roelfs, et al.. (1998). Intra- and Infrahepatic Agenesis of the Inferior Vena Cava with Azygos Continuation Accompanied by Duplication of the Postrenal Segment. Investigative Radiology. 33(2). 113–116. 8 indexed citations

18.

Friedrich, Michael, et al.. (1994). Thallium and indium antimyosin dual-isotope single-photon emission tomography in acute myocardial infarction to identify patients at further ischaemic risk. European Journal of Nuclear Medicine and Molecular Imaging. 21(5). 415–22. 12 indexed citations

19.

Friedrich, Michael, et al.. (1993). Myocardial viability: What do we need?. European Journal of Nuclear Medicine and Molecular Imaging. 20(9). 792–803. 11 indexed citations

20.

Friedrich, Michael, et al.. (1992). Value of Computer Tomography in the Detection of Bullae and Blebs in Patients with Primary Spontaneous Pneumothorax. Respiration. 59(4). 221–227. 96 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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