Oral administration of polymer hyaluronic acid alleviates symptoms of knee osteoarthritis: a double-blind, placebo-controlled study over a 12-month period.
ScientificWorldJournal. 2012;2012:167928. doi: 10.1100/2012/167928. Epub 2012 Nov 20.
ScientificWorldJournal. 2012.
PMID: 23226979
Free PMC article.
Clinical Trial.