Vitamin C metabolites, independent of smoking status, significantly enhance leukocyte, but not plasma ascorbate concentrations

Validation of a combined comorbidity index

Mary E. Charlson, Ted P. Szatrowski, Janey C. Peterson et al. · Journal of Clinical Epidemiology · 1994 · 6.6K citations

Education, Health Sciences, Internal Medicine +12

A Randomized, Placebo-Controlled, Clinical Trial of High-Dose Supplementation With Vitamins C and E, Beta Carotene, and Zinc for Age-Related Macular Degeneration and Vision Loss

Archives of Ophthalmology · 2001 · 3.3K citations · Full text

Medicine, Nutrition, Ophthalmology +17

Vitamin C pharmacokinetics in healthy volunteers: evidence for a recommended dietary allowance.

Mark N. Levine, Cathy Conry‐Cantilena, Y Wang et al. · Proceedings of the National Academy of Sciences · 1996 · 1.3K citations

Agriculture, Nutritional Sciences, Pharmacokinetics +17

Effects of Age on Validity of Self-Reported Height, Weight, and Body Mass Index

Marie Fanelli Kuczmarski, Robert J. Kuczmarski, Matthew F. Najjar · Journal of the American Dietetic Association · 2001 · 971 citations

Social Sciences, Psychology, Aging +6

Vitamin C Pharmacokinetics: Implications for Oral and Intravenous Use

Sebastian J. Padayatty, He Sun, Yaohui Wang et al. · Annals of Internal Medicine · 2004 · 967 citations

Pharmacy, Pharmacokinetics, Pharmacology +11