A Randomised, Double-Blind, Placebo-Controlled Trial with Vitamin D3 in MS: Subgroup Analysis of Patients with Baseline Disease Activity Despite Interferon Treatment.

Mult Scler Int. 2012;2012:802796. doi: 10.1155/2012/802796. Epub 2012 Aug 5.

A Randomised, Double-Blind, Placebo-Controlled Trial with Vitamin D3 in MS: Subgroup Analysis of Patients with Baseline Disease Activity Despite Interferon Treatment.

Aivo J, Lindsr