@article{doi:10.1302/0301-620X.101B8.BJJ-2019-0037.R1, author = {Rossi, L. A. and Murray, I. R. and Chu, C. R. and Muschler, G. F. and Rodeo, S. A. and Piuzzi, N. S.}, title = {Classification systems for platelet-rich plasma}, journal = {The Bone & Joint Journal}, volume = {101-B}, number = {8}, pages = {891-896}, year = {2019}, doi = {10.1302/0301-620X.101B8.BJJ-2019-0037.R1}, url = {https://doi.org/10.1302/0301-620X.101B8.BJJ-2019-0037.R1} }