@article{doi:10.1302/0301-620X.52B2.402,
author = {Helal, B.},
title = {Ultrastructure of Synovial Joints in Health and Disease},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {52-B},
number = {2},
pages = {402-403},
year = {1970},
doi = {10.1302/0301-620X.52B2.402},
url = {https://doi.org/10.1302/0301-620X.52B2.402}
}