Andreas Leischker

1.5k total citations · 2 hit papers
42 papers, 894 citations indexed

About

Andreas Leischker is a scholar working on Epidemiology, Speech and Hearing and Public Health, Environmental and Occupational Health. According to data from OpenAlex, Andreas Leischker has authored 42 papers receiving a total of 894 indexed citations (citations by other indexed papers that have themselves been cited), including 12 papers in Epidemiology, 8 papers in Speech and Hearing and 8 papers in Public Health, Environmental and Occupational Health. Recurrent topics in Andreas Leischker's work include Respiratory viral infections research (6 papers), Dysphagia Assessment and Management (6 papers) and Frailty in Older Adults (5 papers). Andreas Leischker is often cited by papers focused on Respiratory viral infections research (6 papers), Dysphagia Assessment and Management (6 papers) and Frailty in Older Adults (5 papers). Andreas Leischker collaborates with scholars based in Germany, Switzerland and France. Andreas Leischker's co-authors include Rainer Wirth, Rainer Dziewas, Tobias Warnecke, Anne Marie Beck, Petra Pluschinski, Dorothee Volkert, Père Clavé, Shaheen Hamdy, Alexander Rösler and Cornel Sieber and has published in prestigious journals such as Clinical Nutrition, Clinical Interventions in Aging and Infectious Diseases and Therapy.

In The Last Decade

Andreas Leischker

36 papers receiving 856 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.

Oropharyngeal dysphagia in older persons – from pathophysiology to adequate intervention: a review and summary of an international expert meeting

2016 345 citations Rainer Wirth, Rainer Dziewas et al. Clinical Interventions in Aging profile →
ESPEN guideline clinical nutrition in neurology

2017 316 citations R. Burgos, Irene Bretón Lesmes et al. Clinical Nutrition profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Andreas Leischker Germany	9	533	346	269	252	225	42	894
Ayano Nagano Japan	16	216 0.4×	214 0.6×	554 2.1×	107 0.4×	147 0.7×	48	761
Naoharu Mori Japan	19	289 0.5×	291 0.8×	820 3.0×	150 0.6×	182 0.8×	98	1.3k
Aarthi Madhavan United States	8	666 1.2×	427 1.2×	198 0.7×	300 1.2×	327 1.5×	15	850
Anushka Warusevitane United Kingdom	6	368 0.7×	190 0.5×	150 0.6×	275 1.1×	51 0.2×	7	608
Christine Smoliner Germany	17	176 0.3×	186 0.5×	1.1k 3.9×	81 0.3×	197 0.9×	28	1.3k
Junko Ueshima Japan	16	195 0.4×	218 0.6×	541 2.0×	56 0.2×	157 0.7×	57	750
Sarah T. Tonn United States	6	330 0.6×	221 0.6×	76 0.3×	294 1.2×	144 0.6×	7	647
Ai Shiraishi Japan	22	466 0.9×	175 0.5×	971 3.6×	81 0.3×	275 1.2×	63	1.3k
Sayuri Shimazu Japan	21	360 0.7×	140 0.4×	923 3.4×	70 0.3×	276 1.2×	58	1.2k
Ken Chatham United Kingdom	12	94 0.2×	57 0.2×	127 0.5×	574 2.3×	69 0.3×	17	701

Countries citing papers authored by Andreas Leischker

Since Specialization

Citations

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

Fields of papers citing papers by Andreas Leischker

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Andreas Leischker

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

Surmann, Bastian, Julian Witte, Manuel Batram, et al.. (2024). Epidemiology of Pertussis and Pertussis-Related Complications in Adults: A German Claims Data Analysis. Infectious Diseases and Therapy. 13(2). 385–399. 7 indexed citations

Brestrich, Gordon, Frederick J. Angulo, Fabian K. Berger, et al.. (2023). Epidemiology of Clostridioides difficile Infections in Germany, 2010–2019: A Review from Four Public Databases. Infectious Diseases and Therapy. 12(4). 1057–1072. 5 indexed citations

Leischker, Andreas. (2023). Respiratorisches Synzytial-Virus (RSV): Impfstoffe vor der Einführung. MMW - Fortschritte der Medizin. 165(9). 46–47. 1 indexed citations

Kwetkat, Anja, et al.. (2023). Saisonale Impfungen im Alter. MMW - Fortschritte der Medizin. 165(17). 42–45. 1 indexed citations

Kwetkat, Anja, et al.. (2022). Aktuelles zum Impfen im Alter. MMW - Fortschritte der Medizin. 164(21-22). 40–43.

Kwetkat, Anja, et al.. (2021). Neue Empfehlungen der STIKO zum Impfen im Alter. MMW - Fortschritte der Medizin. 163(10). 42–49. 2 indexed citations

Röhrig, Gabriele, et al.. (2019). Anämie als geriatrisches Syndrom – Zusammenfassung des Symposiums der AG Anämie anlässlich der Jahrestagung der Deutschen Gesellschaft für Geriatrie 2018 in Köln. Zeitschrift für Gerontologie und Geriatrie. 52(4). 370–376. 1 indexed citations

Röhrig, Gabriele, Ines Gütgemann, Andreas Leischker, & Gerald Kolb. (2018). Anämie im Alter – ein geriatrisches Syndrom?: Zweites Positionspapier zur Anämie im Alter der AG Anämie der Deutschen Gesellschaft für Geriatrie. Zeitschrift für Gerontologie und Geriatrie. 51(8). 921–923. 2 indexed citations

Röhrig, Gabriele, Ines Gütgemann, Gerald Kolb, & Andreas Leischker. (2018). Klinisch-hämatologisches Bild des Vitamin-B12-Mangels im Alter. Zeitschrift für Gerontologie und Geriatrie. 51(4). 446–452. 5 indexed citations

10.

Röhrig, Gabriele, Ines Gütgemann, Andreas Leischker, & Gerald Kolb. (2018). Anämie im Alter – ein geriatrisches Syndrom?. Zeitschrift für Gerontologie und Geriatrie. 51(8). 921–923. 12 indexed citations

11.

Röhrig, Gabriele, Ines Gütgemann, Gerald Kolb, & Andreas Leischker. (2018). Anemia in the aged is not ageing related: position paper on anemia in the aged by the “working group anemia” of the German Geriatric Society (DGG). European Geriatric Medicine. 9(3). 395–397. 9 indexed citations

12.

Burgos, R., Irene Bretón Lesmes, Emanuele Cereda, et al.. (2017). ESPEN guideline clinical nutrition in neurology. Clinical Nutrition. 37(1). 354–396. 316 indexed citations breakdown →

13.

Heppner, Hans Jürgen, Andreas Leischker, Peter Wutzler, & Anja Kwetkat. (2017). Impfungen im höheren Lebensalter. Der Internist. 59(2). 205–212. 3 indexed citations

14.

Wirth, Rainer, Rainer Dziewas, Anne Marie Beck, et al.. (2016). Oropharyngeal dysphagia in older persons – from pathophysiology to adequate intervention: a review and summary of an international expert meeting. Clinical Interventions in Aging. 11. 189–189. 345 indexed citations breakdown →

15.

Leischker, Andreas & Gerald Kolb. (2015). Vitamin-B12-Mangel im Alter. Zeitschrift für Gerontologie und Geriatrie. 48(1). 73–90. 8 indexed citations

16.

Wirth, Rainer, Christine Smoliner, Martin Jäger, et al.. (2013). Guideline clinical nutrition in patients with stroke. PubMed. 5(1). 14–14. 103 indexed citations

17.

Bischoff, S., Jann Arends, Frank Dörje, et al.. (2013). S3-Leitlinie der Deutschen Gesellschaft für Ernährungsmedizin (DGEM) in Zusammenarbeit mit der GESKES und der AKE. Aktuelle Ernährungsmedizin. 38(5). e101–e154. 14 indexed citations

18.

Leischker, Andreas, et al.. (2010). Nutritional status, chewing function and vitamin deficiency in geriatric inpatients. European Geriatric Medicine. 1(4). 207–212. 9 indexed citations

19.

Kolb, Gerald, et al.. (2009). Erfordernisse älterer Tumorpatienten vor dem Hintergrund der Versorgungsrealität. Onkologie. 32(3). 8–13. 3 indexed citations

20.

Leischker, Andreas & Gerald Kolb. (2007). Diagnostik- und Therapieziele beim alten Patienten. Der Internist. 48(11). 1195–1205. 1 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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