TY  - JOUR
AU  - Leffmann, Rudolf
DO  - doi:10.1302/0301-620X.41B4.689
UR  - https://doi.org/10.1302/0301-620X.41B4.689
TI  - CONGENITAL DYSPLASLA OF THE HIP 
T2  - The Journal of Bone & Joint Surgery British Volume
VL  - 41-B
IS  - 4
PY  - 1959
SP  - 689
EP  - 701
ER  -