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Topic · Physiology

Voice and Speech Disorders

Voice and Speech Disorders is a research topic within Physiology. Science Explorer counts 32k research works in it since 1950. 10.1% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the diagnosis and treatment of voice disorders, particularly in relation to conditions such as Parkinson's disease and occupational impact. It covers topics such as dysphonia, speech therapy, acoustic analysis, vocal fold disorders, telemonitoring, and voice training.

  • Voice Disorders
  • Parkinson's Disease
  • Dysphonia
  • Speech Therapy
  • Acoustic Analysis
  • Vocal Fold
  • Telemonitoring
  • Occupational Impact
  • Voice Training
  • Laryngeal Disorders
Research works
32k
fractional, since 1950
In the world top 10%
3.2k
per year above
Top-10% rate
10.1%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+27%
the tick is no change
Largest producer
United States
31% of the 10 largest, 2022-now
Voice and Speech Disorders

This ranks research output and citation impact. It says nothing about the quality of diagnosis, treatment or care.

Which countries lead Voice and Speech Disorders research?

By volume, the United States and India publish the most (1.6k and 830 works in 2022-now).

By volume, 2022-now

  1. 1 United States 1.6k works
  2. 2 India 830 works
  3. 3 China 797 works
  4. 4 Japan 388 works
  5. 5 Brazil 377 works
  6. 6 United Kingdom 289 works
  7. 7 Germany 278 works
  8. 8 Türkiye 230 works
  9. 9 Italy 220 works
  10. 10 South Korea 214 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

United States: 31.1%India: 15.8%China: 15.2%Japan: 7.4%6 others listed: 30.6%31%largest
United States1,634 · 31.1%India830 · 15.8%China797 · 15.2%Japan388 · 7.4%6 others listed1,608 · 30.6%

Shares of the rows listed above, not of the whole node.

Which institutions lead Voice and Speech Disorders research?

By volume in 2022-now, Harvard University publishes the most Voice and Speech Disorders research, followed by Mayo Clinic and Centre National de la Recherche Scientifique.

By volume, 2022-now

  1. 1 Harvard UniversityUnited States 62 works
  2. 2 Mayo ClinicUnited States 35 works
  3. 3 Centre National de la Recherche ScientifiqueFrance 35 works
  4. 4 Alphabet (United States)United States 32 works
  5. 5 Capital Medical UniversityChina 31 works
  6. 6 Friedrich-Alexander-Universität Erlangen-NürnbergGermany 29 works
  7. 7 All India Institute of Medical SciencesIndia 29 works
  8. 8 Universidade de São PauloBrazil 28 works
  9. 9 American University of BeirutLebanon 28 works
  10. 10 University of CincinnatiUnited States 27 works

Who are the leading researchers in Voice and Speech Disorders?

The most-cited researchers publishing on Voice and Speech Disorders include George Davey Smith, Cyrus Cooper and Jun Wang.

  1. 1 George Davey Smith United Kingdom 435k citations
  2. 2 Cyrus Cooper United Kingdom 342k citations
  3. 3 Jun Wang China 340k citations
  4. 4 Dan J. Stein South Africa 306k citations
  5. 5 Róbert Langer United States 303k citations
  6. 6 John Q. Trojanowski United States 286k citations
  7. 7 Carlo La Vecchia Italy 258k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Voice and Speech Disorders?

The most cited paper in Voice and Speech Disorders is "Concurrent Chemotherapy and Radiotherapy for Organ Preservation in Advanced Laryngeal Cancer" (Arlene A. Forastiere, Helmuth Goepfert, Moshe H Maor et al., 2003), with 3,192 citations. Next come "Global, regional, and national burden of Parkinson's disease, 1990–2016: a systematic analysis for the Global Burden of Disease Study 2016" (2,874) and "The Voice Handicap Index (VHI)" (2,568).

Most cited papers
#PaperReleasedCitations
1 Concurrent Chemotherapy and Radiotherapy for Organ Preservation in Advanced Laryngeal Cancer Arlene A. Forastiere, Helmuth Goepfert, Moshe H Maor et al. · New England Journal of Medicine Open access 26 Nov 2003 3,192
2 Global, regional, and national burden of Parkinson's disease, 1990–2016: a systematic analysis for the Global Burden of Disease Study 2016 E. Ray Dorsey et al. · The Lancet Neurology Open access Oct 2018 2,874
3 The Voice Handicap Index (VHI) Barbara H. Jacobson, Alex Johnson, Cynthia Grywalski et al. · American Journal of Speech-Language Pathology Aug 1997 2,568
4 Reliability and Factor Analysis of the Epworth Sleepiness Scale Murrayb W. Johns · SLEEP Jul 1992 2,152
5 Incidence of Parkinson's Disease: Variation by Age, Gender, and Race/Ethnicity Stephen K. Van Den Eeden · American Journal of Epidemiology Jun 2003 1,764
All 100 most cited papers, with filters and sorting

Where is Voice and Speech Disorders research done?

The largest centres of Voice and Speech Disorders research in 2022-now are Beijing (China), São Paulo (Brazil), Tokyo (Japan) and Seoul (South Korea). Among places with at least 20 works in it, it is an unusually large share of all research in Mountain View, Beirut and João Pessoa.

Largest cities, 2022-now

  1. 1 BeijingChina 132 works
  2. 2 São PauloBrazil 108 works
  3. 3 TokyoJapan 103 works
  4. 4 SeoulSouth Korea 99 works
  5. 5 LondonUnited Kingdom 93 works
  6. 6 ShanghaiChina 88 works
  7. 7 New YorkUnited States 81 works
  8. 8 ChennaiIndia 80 works
  9. 9 BostonUnited States 72 works
  10. 10 IstanbulTürkiye 61 works

Where it is the local speciality

  1. Mountain ViewUS · 35.1 works9.0×
  2. BeirutLB · 34.6 works7.2×
  3. João PessoaBR · 23.6 works6.9×
  4. ErlangenDE · 29.2 works6.1×
  5. Iowa CityUS · 21.6 works5.5×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Voice and Speech Disorders than the world average.

See Voice and Speech Disorders on the map

Where is the best place to study Voice and Speech Disorders?

Among universities, judged by research, University College London, Harvard University and Czech Technical University in Prague score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%10%20%30%mean 17.89%fractional works in this field (log) →share of work in the world top 10% →Radboud University N…Czech Technical Univ…University College L…Harvard University
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1University College LondonUnited Kingdom 66.820.5%2.1×22 +47.0%
2Harvard UniversityUnited States 66.516.7%2.9×62 -15.3%
3Czech Technical University in PragueCzechia 65.621.9%6.5×10 +99.6%
4Radboud University NijmegenNetherlands 60.925.0%3.2×13 +13.1%
5Vellore Institute of Technology UniversityIndia 59.619.5%3.3×22 +773.0%
6University of IowaUnited States 59.211.6%6.4×21 +222.9%
7University of TorontoCanada 58.819.3%1.9×26 -2.6%
8Capital Medical UniversityChina 56.116.7%4.3×31 +18.8%
9King Saud UniversitySaudi Arabia 55.112.0%2.2×15 +40.9%
10University of California, Los AngelesUnited States 54.615.7%3.1×24 +28.7%

Universities only. The score blends excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Voice and Speech Disorders, country by country

Is Voice and Speech Disorders research growing?

Output in 2022-2025 was 27% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Voice and Speech Disorders.

still counting19801990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Voice and Speech Disorders as a percentage of every work published that year, 0.029% in 2024.

still counting0.020%0.040%Voice and Speech Disorders0.037% in 202519801990200020102020

Fractional works of Voice and Speech Disorders over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Voice and Speech Disorders10.0% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

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