@misc{indiciae5ad6a8599be6, title = {Collagen implants. Soft tissue augmentation.}, author = {L C Parish and J A Witkowski}, year = {1985}, doi = {10.1111/j.1365-4362.1985.tb05828.x}, url = {https://pubmed.ncbi.nlm.nih.gov/3905634/}, note = {Source identifier: 3905634} }