Pneumonia and Respiratory Infections
Pneumonia and Respiratory Infections is a research topic within Epidemiology. Science Explorer counts 45k research works in it since 1950. 19.4% of them reached the world's top 10% most cited for their field and year.
This cluster of papers focuses on the management, epidemiology, and vaccination strategies for pneumonia, with a specific emphasis on community-acquired pneumonia and the role of Streptococcus pneumoniae. It covers topics such as the efficacy and safety of pneumococcal conjugate vaccines, burden of disease in children, antimicrobial resistance, and global estimates of morbidity and mortality due to lower respiratory infections.
- Pneumococcal Conjugate Vaccine
- Community-Acquired Pneumonia
- Streptococcus Pneumoniae
- Antimicrobial Resistance
- Childhood Pneumonia
- Invasive Pneumococcal Disease
- Clinical Practice Guidelines
- Vaccination
- Epidemiology
- Respiratory Infections
- Research works
- 45k fractional, since 1950
- In the world top 10%
- 8.8k per year above
- Top-10% rate
- 19.4% share of its works in the world top 10%
- Growth, 2013–17 → 2018–22
- +13% the tick is no change
This ranks research output and citation impact. It says nothing about the quality of diagnosis, treatment or care.
Which countries lead Pneumonia and Respiratory Infections research?
By volume, the United States and China publish the most (1.3k and 1.1k works in 2022–2025).
By volume, 2022–2025
- 1 United States 1.3k works
- 2 China 1.1k works
- 3 India 481 works
- 4 United Kingdom 314 works
- 5 Spain 284 works
- 6 Japan 241 works
- 7 France 235 works
- 8 Italy 212 works
- 9 Germany 166 works
- 10 Russia 158 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.
Shares of the rows listed above, not of the whole node.
Which institutions lead Pneumonia and Respiratory Infections research?
By volume in 2022–2025, Pfizer (United States) publishes the most Pneumonia and Respiratory Infections research, followed by Merck & Co., Inc., Rahway, NJ, USA (United States) and Chinese Academy of Medical Sciences & Peking Union Medical College.
By volume, 2022–2025
- 1 Pfizer (United States)United States 38 works
- 2 Merck & Co., Inc., Rahway, NJ, USA (United States)United States 30 works
- 3 Chinese Academy of Medical Sciences & Peking Union Medical CollegeChina 20 works
- 4 Johns Hopkins UniversityUnited States 19 works
- 5 Capital Medical UniversityChina 18 works
- 6 Centers for Disease Control and PreventionUnited States 18 works
- 7 InsermFrance 16 works
- 8 University of OxfordUnited Kingdom 16 works
- 9 Sağlık Bilimleri ÜniversitesiTürkiye 15 works
- 10 Sechenov UniversityRussia 14 works
Who are the leading researchers in Pneumonia and Respiratory Infections?
The most-cited researchers publishing on Pneumonia and Respiratory Infections include Simon I Hay, Zulfiqar A Bhutta and Carlos A Castañeda-Orjuela.
- 1 Simon I Hay United States 12k citations
- 2 Zulfiqar A Bhutta Pakistan 7k citations
- 3 Carlos A Castañeda-Orjuela Colombia 6.1k citations
- 4 Kingsley Nnanna Ukwaja United States 6.1k citations
Ranked by citations received across their whole record, among researchers with at least three works on this topic.
Where is Pneumonia and Respiratory Infections research done?
The largest centres of Pneumonia and Respiratory Infections research in 2022–2025 are Beijing (China), London (United Kingdom), Paris (France) and Madrid (Spain). Among places with at least 20 works in it, it is an unusually large share of all research in Rahway.
Largest cities, 2022–2025
Where it is the local speciality
- RahwayUS · 30.1 works50×
Location quotient: how much more of its research is in Pneumonia and Respiratory Infections than the world average.
Where is the best place to study Pneumonia and Respiratory Infections?
Among universities, judged by research, London School of Hygiene & Tropical Medicine, University of Gondar and Chinese Academy of Medical Sciences & Peking Union Medical College 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.
One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.
| # | University | Score | Top 10% | Specialisation | Works | Growth |
|---|---|---|---|---|---|---|
| 1 | London School of Hygiene & Tropical MedicineUnited Kingdom | 74.2 | 34.5% | 13.6× | 14 | +44.1% |
| 2 | University of GondarEthiopia | 52.8 | 29.0% | 9.0× | 9 | +56.0% |
| 3 | Chinese Academy of Medical Sciences & Peking Union Medical CollegeChina | 48.6 | 36.3% | 3.0× | 20 | -14.3% |
| 4 | Karolinska InstitutetSweden | 44.9 | 29.7% | 3.1× | 9 | +65.4% |
| 5 | University of OxfordUnited Kingdom | 44.2 | 33.8% | 1.8× | 16 | -14.7% |
| 6 | Imperial College LondonUnited Kingdom | 42.4 | 30.7% | 1.8× | 11 | +46.2% |
| 7 | Capital Medical UniversityChina | 42.2 | 20.4% | 4.7× | 18 | +51.9% |
| 8 | Soochow UniversityChina | 40.8 | 28.9% | 2.1× | 12 | +107.7% |
| 9 | Yale UniversityUnited States | 40.8 | 35.5% | 1.6× | 11 | +20.1% |
| 10 | University of Cape TownSouth Africa | 40.2 | 26.3% | 4.2× | 9 | +35.2% |
Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.
Is Pneumonia and Respiratory Infections research growing?
Output in 2018–2022 was 13% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Pneumonia and Respiratory Infections.
The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.
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.