Specifically, all bibliometric data used to devise the citation-based metrics for this ranking were collected on January 12, 2026. A researcher’s position within the ranking is determined based on their D-index (Discipline H-index), a metric that exclusively includes papers and citation counts relevant to the specific discipline under examination—in this case, Medicine. This approach ensures that the ranking reflects research impact and productivity specifically within the domain of Medicine, rather than relying on global publication metrics.
Scope of Research and Eligibility Criteria
This ranking examined a total of 188,153 scientist profiles identified from various bibliometric data sources, spanning all scholarly disciplines. Within the discipline of Medicine specifically, 3 scientists qualified for inclusion after applying stringent criteria.
- To be eligible for the ranking, a scientist’s D-index in Medicine must be at least 70.
- A majority of the researcher’s tier publications must be concentrated within the area of Medicine.
- Consideration was also given to relevant awards and achievements specifically within the field of Medicine.
The D-index threshold for identifying top researchers is established in increments of 10, calibrated according to the total estimated number of scholars in each discipline, while ensuring that the top 1% of leading scholars in Medicine are included. Additionally, qualification requires that the proximity between a scientist’s overall H-index and their Medicine-specific D-index be 30% or less, reinforcing that their primary impactful contributions are indeed situated within the target discipline.
Verification and Methodological Rigor
Recognizing that raw bibliometric data alone cannot serve as an absolute measure of scholarly output or impact, the Research.com team implemented a thorough verification process for all scientist profiles included in this ranking. Each profile was manually reviewed and cross-correlated against publications indexed in a broad range of trustworthy sources to ensure accuracy and authenticity.
While the number of papers published in prominent journals and conference proceedings does not directly affect ranking positions, it serves as a valuable secondary indicator of a scientist’s contributions to their specific research area.
The final positions in the ranking are established using D-index values derived from data primarily obtained from OpenAlex and CrossRef, the two most prominent and well-respected bibliometric databases accessible to the research community. This methodological transparency and rigor underpin the credibility of the ranking.
For further details on the methodology applied, we encourage readers to visit our methodology page.
Research.com’s Mission and Purpose
At Research.com, our mission in creating this ranking is to motivate researchers, companies, and policymakers worldwide to understand where leading experts are focusing their efforts. By identifying and showcasing the foremost scientists in Medicine within the United Arab Emirates, we aim to provide the entire scientific community with a reliable resource to discover top experts in specific disciplines, geographic regions, and research institutions.
Through meticulous data collection, careful verification, and transparent methodologies, we strive to support evidence-based decisions and foster collaborations that advance scientific innovation globally.
