%0 Journal Article %A RP Jakob %A A Miniaci %A PS Anson %A H Jaberg %A A Osterwalder %A R Ganz %T Four-part valgus impacted fractures of the proximal humerus %D 1991 %J The Journal of Bone & Joint Surgery British Volume %P 295-298 %V 73-B %N 2 %R 10.1302/0301-620X.73B2.2005159 %U https://doi.org/10.1302/0301-620X.73B2.2005159 %K