Key points are not available for this paper at this time.
(1941). Roentgenographs and Anatomic Studies on the Femoropatellar Joint: With Special Reference to Chondromalacia Patellae. Acta Orthopaedica Scandinavica: Vol. 12, No. 1-4, pp. 319-410.
Gunnar Wibeeg (Wed,) studied this question.