Marisa Klopper

1.5k total citations · 1 hit paper
18 papers, 986 citations indexed

About

Marisa Klopper is a scholar working on Infectious Diseases, Epidemiology and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Marisa Klopper has authored 18 papers receiving a total of 986 indexed citations (citations by other indexed papers that have themselves been cited), including 12 papers in Infectious Diseases, 12 papers in Epidemiology and 5 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Marisa Klopper's work include Tuberculosis Research and Epidemiology (12 papers), Mycobacterium research and diagnosis (8 papers) and Pneumonia and Respiratory Infections (5 papers). Marisa Klopper is often cited by papers focused on Tuberculosis Research and Epidemiology (12 papers), Mycobacterium research and diagnosis (8 papers) and Pneumonia and Respiratory Infections (5 papers). Marisa Klopper collaborates with scholars based in South Africa, Switzerland and United States. Marisa Klopper's co-authors include Robin M. Warren, Thomas Niesler, Madhurananda Pahar, Elizabeth M. Streicher, Borna Müller, Thomas C. Victor, Frederick A. Sirgel, Nicolaas C. Gey van Pittius, André Trollip and Gerrit Coetzee and has published in prestigious journals such as PLoS ONE, Scientific Reports and Emerging infectious diseases.

In The Last Decade

Marisa Klopper

18 papers receiving 966 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.

COVID-19 cough classification using machine learning and global smartphone recordings

2021 195 citations Madhurananda Pahar, Marisa Klopper et al. Computers in Biology and Medicine profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Marisa Klopper South Africa	13	498	483	217	209	174	18	986
Dingwen Hu China	12	1.2k 2.4×	167 0.3×	85 0.4×	61 0.3×	47 0.3×	20	2.0k
Bruce Swihart United States	16	119 0.2×	96 0.2×	49 0.2×	36 0.2×	36 0.2×	44	933
Mohammad Javad Hosseini Iran	15	158 0.3×	100 0.2×	37 0.2×	64 0.3×	87 0.5×	48	765
Yifeng Ma China	20	615 1.2×	500 1.0×	37 0.2×	12 0.1×	342 2.0×	45	936
Yongrong Zhang United States	17	595 1.2×	237 0.5×	15 0.1×	29 0.1×	112 0.6×	39	921
Mark Wilhelm United States	22	311 0.6×	567 1.2×	26 0.1×	32 0.2×	317 1.8×	66	1.4k
Hee Jin Kim United States	12	341 0.7×	288 0.6×	26 0.1×	142 0.7×	138 0.8×	26	634
Bingyu Liang China	19	524 1.1×	492 1.0×	25 0.1×	23 0.1×	43 0.2×	94	1.2k
Tiffany Luong United States	17	232 0.5×	217 0.4×	24 0.1×	198 0.9×	39 0.2×	42	1.1k
Tavpritesh Sethi India	13	145 0.3×	94 0.2×	75 0.3×	58 0.3×	41 0.2×	27	827

Countries citing papers authored by Marisa Klopper

Since Specialization

Citations

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

Fields of papers citing papers by Marisa Klopper

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Marisa Klopper

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

All Works

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18 of 18 papers shown

1.

Klopper, Marisa, Yuri F. van der Heijden, Megan Folkerts, et al.. (2024). The Hidden Epidemic of Isoniazid-Resistant Tuberculosis in South Africa. Annals of the American Thoracic Society. 21(10). 1391–1397. 2 indexed citations

2.

Williams, Monique J., et al.. (2023). Site-directed mutagenesis of Mycobacterium tuberculosis and functional validation to investigate potential bedaquiline resistance-causing mutations. Scientific Reports. 13(1). 9212–9212. 3 indexed citations

3.

Whitfield, Michael G., et al.. (2023). Bedaquiline for treatment of non-tuberculous mycobacteria (NTM): a systematic review and meta-analysis. Journal of Antimicrobial Chemotherapy. 79(2). 211–240. 10 indexed citations

4.

Pahar, Madhurananda, Marisa Klopper, Byron W P Reeve, et al.. (2022). Wake-Cough: cough spotting and cougher identification for personalised long-term cough monitoring. 2022 30th European Signal Processing Conference (EUSIPCO). 185–189. 2 indexed citations

5.

Pahar, Madhurananda, Marisa Klopper, Byron W P Reeve, et al.. (2022). Automatic Tuberculosis and COVID-19 cough classification using deep learning. 2022 International Conference on Electrical, Computer and Energy Technologies (ICECET). 1–9. 12 indexed citations

6.

Pahar, Madhurananda, Marisa Klopper, Robin M. Warren, & Thomas Niesler. (2021). COVID-19 cough classification using machine learning and global smartphone recordings. Computers in Biology and Medicine. 135. 104572–104572. 195 indexed citations breakdown →

7.

Klopper, Marisa, Robin M. Warren, & Annelies Van Rie. (2021). Proposal for an alternative classification for difficult-to-treat TB. The International Journal of Tuberculosis and Lung Disease. 25(10). 876–877. 1 indexed citations

8.

Pahar, Madhurananda, Marisa Klopper, Robin M. Warren, & Thomas Niesler. (2021). COVID-19 detection in cough, breath and speech using deep transfer learning and bottleneck features. Computers in Biology and Medicine. 141. 105153–105153. 63 indexed citations

9.

Klopper, Marisa, Tim H. Heupink, Grant Hill-Cawthorne, et al.. (2020). A landscape of genomic alterations at the root of a near-untreatable tuberculosis epidemic. BMC Medicine. 18(1). 24–24. 21 indexed citations

10.

Chihota, Violet, Elizabeth M. Streicher, Xia Wang, et al.. (2018). Geospatial distribution of Mycobacterium tuberculosis genotypes in Africa. PLoS ONE. 13(8). e0200632–e0200632. 46 indexed citations

11.

Theron, Grant, Robin M. Warren, Marisa Klopper, et al.. (2018). Detection of tuberculosis by automatic cough sound analysis. Physiological Measurement. 39(4). 45005–45005. 70 indexed citations

12.

Streicher, Elizabeth M., et al.. (2017). Isoniazid Resistance and Dosage as Treatment for Patients with Tuberculosis. Current Drug Metabolism. 18(11). 1030–1039. 14 indexed citations

13.

Sirgel, Frederick A., Robin M. Warren, Erik C. Böttger, et al.. (2013). The Rationale for Using Rifabutin in the Treatment of MDR and XDR Tuberculosis Outbreaks. PLoS ONE. 8(3). e59414–e59414. 53 indexed citations

14.

Borrell, Sònia, Youjin Teo, Federica Giardina, et al.. (2013). Epistasis between antibiotic resistance mutations drives the evolution of extensively drug-resistant tuberculosis. Evolution Medicine and Public Health. 2013(1). 65–74. 81 indexed citations

15.

Müller, Borna, Violet Chihota, Manormoney Pillay, et al.. (2013). Programmatically Selected Multidrug-Resistant Strains Drive the Emergence of Extensively Drug-Resistant Tuberculosis in South Africa. PLoS ONE. 8(8). e70919–e70919. 41 indexed citations

16.

Klopper, Marisa, Robin M. Warren, Cindy Hayes, et al.. (2013). Emergence and Spread of Extensively and Totally Drug-Resistant Tuberculosis, South Africa. Emerging infectious diseases. 19(3). 449–455. 173 indexed citations

17.

Klopper, Marisa, Robin M. Warren, Cindy Hayes, et al.. (2013). Emergence and Spread of Extensively and Totally Drug-Resistant Tuberculosis, South Africa. Emerging infectious diseases. 19(3). 449–455. 166 indexed citations

18.

Hemmings, Sian, Lindi Martin, Marisa Klopper, et al.. (2012). BDNF Val66Met and DRD2 Taq1A polymorphisms interact to influence PTSD symptom severity: A preliminary investigation in a South African population. Progress in Neuro-Psychopharmacology and Biological Psychiatry. 40. 273–280. 33 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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