Concepedia

Associations between predicted vitamin D status, vitamin D intake, and risk of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection and coronavirus disease 2019 (COVID-19) severity

Wenjie Ma, Long H. Nguyen, Yiyang Yue, Ming Ding, David A. Drew, Kai Wang, Jordi Merino, Janet W. Rich‐Edwards, Qi Sun, Carlos A. Camargo,

American Journal of Clinical Nutrition · 2021 · 27 citations · 39 references

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39

Flexible regression models with cubic splines

Sylvain Durrleman, Richard Simon · Statistics in Medicine · 1989 · 2.7K citations

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Reproducibility and Validity of an Expanded Self-Administered Semiquantitative Food Frequency Questionnaire among Male Health Professionals

Eric B. Rimm, Edward L. Giovannucci, Meir J. Stampfer et al. · American Journal of Epidemiology · 1992 · 2.1K citations

, , +11

Prospective Study of Predictors of Vitamin D Status and Cancer Incidence and Mortality in Men

Edward L. Giovannucci, Yan Liu, Eric B. Rimm et al. · JNCI Journal of the National Cancer Institute · 2006 · 1K citations · Full text

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“Effect of calcifediol treatment and best available therapy versus best available therapy on intensive care unit admission and mortality among patients hospitalized for COVID-19: A pilot randomized clinical study”

Marta Entrenas Castillo, Luis Manuel Entrenas Costa, José Manuel Vaquero Barrios et al. · The Journal of Steroid Biochemistry and Molecular Biology · 2020 · 761 citations · Full text

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Association of Vitamin D Status and Other Clinical Characteristics With COVID-19 Test Results

David O. Meltzer, Thomas J. Best, Zhang Hui et al. · JAMA Network Open · 2020 · 529 citations · Full text

, , +16