@misc{indiciae3b3e4ffdf924, title = {Joint cartilage regeneration by tissue engineering.}, author = {M Sittinger and C Perka and O Schultz and T Häupl and G R Burmester}, year = {1999}, doi = {10.1007/s003930050162}, url = {https://pubmed.ncbi.nlm.nih.gov/10441839/}, note = {Source identifier: 10441839} }