TY  - JOUR
AU  - Dickens, DR
AU  - Menelaus, MB
DO  - doi:10.1302/0301-620X.60B2.659461
UR  - https://doi.org/10.1302/0301-620X.60B2.659461
TI  - The assessment of prognosis in Perthes' disease
T2  - The Journal of Bone & Joint Surgery British Volume
VL  - 60-B
IS  - 2
PY  - 1978
SP  - 189
EP  - 194
ER  -