Science2010sUnited Stateshigh confidence

Mayo Clinic researchers conducted the world's first prospective, blinded, placebo-controlled clinical study testing bone marrow stem cells to reduce arthritic pain and disability in the knees.

Notes on verification

Confirmed by peer-reviewed publication (PubMed/PMC) and independent review from HealthNewsReview corroborating the study design and its claim of being a first-of-kind trial. [tier=silver indep_score=0.925 clusters=2 claim_tier=notable]

Sources