Human intervertebral disc cells are genetically modifiable by adenovirus-mediated gene transfer: implications for the clinical management of intervertebral disc disorders. - Moon,S.H.; Gilbertson,L.G.; Nishida,K.; Knaub,M.; Muzzonigro,T.; Robbins,P.D.; Evans,C.H.; Kang,J.D. (Spine, 2000)