2026 William B. Grant: Medicine Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Medicine	91	11741	11045	6023	5575	507	30785

William B. Grant publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where William B. Grant sits on this spectrum.

101 publications 1,796+

This scientist: 507 publications — 59th percentile

59% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

William B. Grant D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where William B. Grant sits on this spectrum.

70 D-Index 217+

This scientist: 91 D-Index — 43rd percentile

43% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Research.com Recognitions

1989 - Fellow of the Royal Society of Canada Academy of Science
1963 - Fellow of the American Association for the Advancement of Science (AAAS)
1911 - Fellow of the Royal Society of Canada

Overview

William B. Grant is affiliated with the Sunlight, Nutrition, and Health Research Center in the United States. Their research has focused extensively on medicine, with significant contributions in subfields such as pathology and forensic medicine, public health, environmental and occupational health, nutrition and dietetics, physiology, and orthopedics and sports medicine.

Their scientific output includes over 200 publications, with key topics of research covering:

Vitamin D Research Studies
Nutritional Studies and Diet
Vitamin C and Antioxidants Research
Bone Health and Osteoporosis Research
COVID-19 Clinical Research Studies
Diet and Metabolism Studies
Cancer Risks and Factors

Frequent co-authors in their work include Barbara J. Boucher, Paweł Płudowski, Fatme Al Anouti, Michael F. Holick, and Sharon L. McDonnell.

Much of William B. Grant's scholarship has appeared in several publication venues, predominantly:

Nutrients
Preprints.org
The Journal of Steroid Biochemistry and Molecular Biology
Journal of Alzheimer's Disease
Rheumatology International

Representative recent papers by William B. Grant include:

"Evidence that Vitamin D Supplementation Could Reduce Risk of Influenza and COVID-19 Infections and Deaths," 2020, Nutrients
"Evidence That Vitamin D Supplementation Could Reduce Risk of Influenza and COVID-19 Infections and Deaths," 2020, Preprints.org
"Reply: "Vitamin D Supplementation in Influenza and COVID-19 Infections. Comment on: Evidence That Vitamin D Supplementation Could Reduce Risk of Influenza and COVID-19 Infections and Deaths Nutrients 2020, 12(4), 988"," 2020, Nutrients

Other notable papers connected to their research interests but authored by collaborators include:

"Evidence Regarding Vitamin D and Risk of COVID-19 and Its Severity," 2020, Nutrients
"Guidelines for Preventing and Treating Vitamin D Deficiency: A 2023 Update in Poland," 2023, Nutrients

Throughout their career, William B. Grant has been recognized with fellowships, including:

Fellow of the Royal Society of Canada, 1989, Academy of Science
Fellow of the American Association for the Advancement of Science (AAAS), 1963
Fellow of the Royal Society of Canada, 1911

Best Publications

Evidence that Vitamin D Supplementation Could Reduce Risk of Influenza and COVID-19 Infections and Deaths.

William B. Grant;Henry Lahore;Sharon L. McDonnell;Carole A. Baggerly

2250
Citations
Epidemic influenza and vitamin D.

J. J. Cannell;R. Vieth;J. C. Umhau;M. F. Holick

1553
Citations
Vitamin D effects on musculoskeletal health, immunity, autoimmunity, cardiovascular disease, cancer, fertility, pregnancy, dementia and mortality—A review of recent evidence☆

Pawel Pludowski;Michael F. Holick;Stefan Pilz;Stefan Pilz;Carol L. Wagner

1125
Citations
An estimate of premature cancer mortality in the U.S. due to inadequate doses of solar ultraviolet‐B radiation

William B. Grant

1029
Citations
Benefits and requirements of vitamin D for optimal health: a review.

William B. Grant;Michael F. Holick

802
Citations
Vitamin D supplementation guidelines.

Pawel Pludowski;Michael F. Holick;William B. Grant;Jerzy Konstantynowicz

771
Citations
Optimal vitamin D status for colorectal cancer prevention: a quantitative meta analysis.

Edward D. Gorham;Cedric F. Garland;Frank C. Garland;William B. Grant

746
Citations
Vitamin D and prevention of breast cancer: pooled analysis.

Cedric F. Garland;Edward D. Gorham;Sharif B. Mohr;William B. Grant

652
Citations
Practical guidelines for the supplementation of vitamin D and the treatment of deficits in Central Europe - recommended vitamin D intakes in the general population and groups at risk of vitamin D deficiency

Paweł Płudowski;Elżbieta Karczmarewicz;Milan Bayer;Graham Carter

528
Citations
Vitamin D deficiency and mortality risk in the general population: a meta-analysis of prospective cohort studies

Armin Zittermann;Simona Iodice;Stefan Pilz;William B Grant

513
Citations
Vitamin D and prevention of colorectal cancer.

Edward D. Gorham;Cedric F. Garland;Frank C. Garland;William B. Grant

496
Citations
A prospective study of psychological predictors of lumbar surgery outcome.

Paula M. Trief;William Grant;Bruce Fredrickson

468
Citations
The association of solar ultraviolet B (UVB) with reducing risk of cancer: multifactorial ecologic analysis of geographic variation in age-adjusted cancer mortality rates.

William B. Grant;Cedric F. Garland

418
Citations
A prospective study of centralization of lumbar and referred pain. A predictor of symptomatic discs and anular competence.

Ronald Donelson;Charles Aprill;Robert Medcalf;William Grant

380
Citations
Vitamin D, cardiovascular disease and mortality

Stefan Pilz;Andreas Tomaschitz;Winfried März;Winfried März;Winfried März;Christiane Drechsler

364
Citations
Rationale and plan for vitamin D food fortification: A review and guidance paper

Stefan Pilz;Winfried März;Winfried März;Kevin D Cashman;Mairead Kiely

351
Citations
Vitamin D status and mortality risk in CKD: a meta-analysis of prospective studies

Stefan Pilz;Simona Iodice;Armin Zittermann;William B. Grant

351
Citations
An ecologic study of dietary and solar ultraviolet‐B links to breast carcinoma mortality rates

William B. Grant

313
Citations
The significance of environmental factors in the etiology of Alzheimer's disease.

William B. Grant;Arezoo Campbell;Ruth F. Itzhaki;John Savory

286
Citations
Vitamin D and inflammation

John J Cannell;William B Grant;Michael F Holick

212
Citations

Frequent Co-Authors

Edward V. Browell Langley Research Center

Michael F. Holick Boston University

Marta A. Fenn Langley Research Center

Johan Emelian Moan University of Oslo

Donald R. Blake University of California, Irvine

Stefan Pilz Medical University of Graz

Robert W. Talbot University of Houston

Syed Ismail Langley Research Center

Mark R. Schoeberl Science and Technology Corporation (United States)

Brian G. Heikes University of Rhode Island

External Links

Personal website of William B. Grant

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