@article{doi:10.1302/0301-620X.81B4.0810675,
author = {Wallny, T. and Wagner, U. A. and Prange, S. and Schmitt, O. and Reich, H.},
title = {Evaluation of chronic tears of the rotator cuff by ultrasound},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {81-B},
number = {4},
pages = {675-678},
year = {1999},
doi = {10.1302/0301-620X.81B4.0810675},
url = {https://doi.org/10.1302/0301-620X.81B4.0810675}
}