by Guest, C.B., Bell, R.S., Davis, A., Langer, F., Ling, H., Gross, A.E., Czitrom, A.
Published in The Journal of arthroplasty (1990)

by Barrowcliffe, D. G., Ross-Smith, Ian, Sloane, Albert, King, K. M., Guest, C. C. B., Parkin, J. B., Jones, K. Bromfield, Smith, R. A. L., Whitaker, G. R. B., Collins, M. B., Mathews, R. H., Flint, A. O., McCarthy, J. S., Mathews, W. W., Thomson, J. P.
Published in British Medical Journal (20.02.1965)