M. Espir

发表

C. Whitty, A. Richens, T. Betts, 1974, Lancet.

D. Chadwick, M. Parsonage, E. Reynolds, 1987, Journal of the Royal Society of Medicine.

C. Whitty, A. Richens, T. Betts, 1967, Lancet.

J. Chaplin, M. Floyd, M. Espir, 1991, British journal of industrial medicine.

C. Whitty, A. Richens, T. Betts, 1974, Lancet.