@misc{indiciaeb10cb582ced5, title = {Bone formation with free periosteum. An experimental study.}, author = {V Ritsilä and S Alhopuro and A Rintala}, year = {1972}, doi = {10.3109/02844317209103459}, url = {https://pubmed.ncbi.nlm.nih.gov/5045755/}, note = {Source identifier: 5045755} }