%0 Journal Article %A H. D. W. Powell %T EXTRA CENTRE OF OSSIFICATION FOR THE MEDIAL MALLEOLUS IN CHILDREN %D 1961 %J The Journal of Bone & Joint Surgery British Volume %P 107-113 %V 43-B %N 1 %R 10.1302/0301-620X.43B1.107 %U https://doi.org/10.1302/0301-620X.43B1.107 %K