Walsh Walsh DA DA Angiogenesis and nerve growth factor at the osteochondral junction in rheumatoid arthritis and osteoarthritis Angiogenesis and nerve growth factor at the osteochondral junction in rheumatoid arthritis and osteoarthritis Rheumatology Rheumatology 2010 2010 49 49 1852 1852 1861 1861 10.1093/rheumatology/keq188 10.1093/rheumatology/keq188 supplied-pmid 20581375? This evidence concerns the gene NGF and osteoarthritis.