1. New observations on the diagnosis and cause of hip dysplasia;Bardens;Vet. Med. S.A.C.,1968
2. Evaluation of a technic for early determination of predysplastic dogs hip palpation;Giardina;Vet. Med. S.A.C.,1971
3. On the aetiology and pathogenesis of hip dysplasia;Henricson;J. small Anim. Pract.,1966
4. Hip dysplasia in the dog;Johnston;Aust. vet. J.,1966
5. Development of hip dysplasia in dogs;Lust;Am. J. vet. Res.,1973