Osteoclast inhibitory effects of vitamin K2 alone or in combination with etidronate or risedronate in patients with rheumatoid arthritis: 2-year results.
J Rheumatol. 2008 Mar;35(3):407-13. Epub 2008 Feb 1.
J Rheumatol. 2008.
PMID: 18260178
Clinical Trial.