by Tang, A.W.K, Moss, H.A, Robertson, R.J.H
Published in European journal of radiology (2003)

by O'connor, P.J., Chalmers, A.G., Robertson, R.J.H.
Published in Clinical radiology (01.10.1994)

by Saifuddin, A., Robertson, R.J.H., Smith, S.E.W.
Published in Clinical radiology (1991)

by Stannard, P.A., Sivananthan, M.U., Robertson, R.J.H.
Published in Clinical radiology (01.04.1994)

by Saifuddin, A., Da Costa, P., Chalmers, A.G., Carey, B.M., Robertson, R.J.H.
Published in Clinical radiology (1992)