1. Simpson, W., Kerr, D.S., Hill, A.V.L., Siddiqui, J.: Radiological changes in the bones of patients on regular haemodialysis in Newcastle upon Tyne. Proc. R. Soc. Med.65, 477 (1972)
2. Catto, G.R.D., McIntosh, J.A.R., MacDonald, A.F., MacLeod, M.: Hemodialysis therapy and changes in skeletal calcium, Lancet,1, 150–153 (1973)
3. Cohn, S.H., Ellis, K.J., Caselnova, R.C., Asad, S.M., Letteri, M.: Correlation of radial bone mineral content with total body calcium in chronic renal failure. J Lab. Clin. Med.86, 910 (1975)
4. Olgaard, K., Heerfordt, J., Madsen, S.: Scintigraphic skeletal changes in uremic patients on regular hemodialysis. Nephron17, 325 (1976)
5. Mountokalakis, T., Symvouldis, A., Nialles, K., Ikkos, D.: Bone loss in chronic renal failure. Lancet1, 363 (1977)