1. The Elbow Dysplasias in the Dog;Ljunggren;JAVMA,1966
2. A New Type of Elbow Dysplasia in the Dog;Olsson;Sv. Vet. tidn.,1974
3. Lameness in the Dog. A Review of Lesions Causing Osteoarthrosis of the Shoulder, Elbow, Hip, Stifle, and Hock Joint;Olsson;AAHA Proceedings Book,1975
4. Clinico-pathological Aspects of Osteoarthritis of the Shoulder in Dogs;Tirgari;J. Small Anim. Pract.,1973