@article{doi:10.1302/0301-620X.73B2.2005159,
author = {Jakob, RP and Miniaci, A and Anson, PS and Jaberg, H and Osterwalder, A and Ganz, R},
title = {Four-part valgus impacted fractures of the proximal humerus},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {73-B},
number = {2},
pages = {295-298},
year = {1991},
doi = {10.1302/0301-620X.73B2.2005159},
url = {https://doi.org/10.1302/0301-620X.73B2.2005159}
}