title: Response to Letter by Tsuda Regarding Article, "Vitamin D Deficiency Is Associated With Subclinical Carotid Atherosclerosis: The Northern Manhattan Study"
authors.affiliation: Columbia University College of Physicians and Surgeons New York, NY.
authors.forename: Marcella Donovan
authors.initials: MD
authors.lastname: Walker
authors.affiliation: Columbia University College of Physicians and Surgeons New York, NY.
authors.forename: Shonni J
authors.initials: SJ
authors.lastname: Silverberg