Legal and administrative aspects, F.C.Edwards; medication, L.Beeley and I.G.Rennie; hearing, R.R.Coles and A.Sinclair; vestibular disorders, R.R.A.Coles and A.Sinclair; vision and eye disorders, A.G.Cross and P.A.M.Diamond; dermatology, H.O.Engel and R.J.G.Rycroft; orthopaedics, R.McL.Archibald, et al; back pain, Dr R.J.Blow and M.I.V.Jayson; locomotor disorders, G.M.Cochrane and E.B.Macdonald; neurological disorders, M.L.E. Espir and R.B.Godwin-Austen; epilepsy, I.Brown and A.P.Hopkins; diabetes mellitus, R.H.Greenwood and P.A.B.Raffle; Gastrointestinal and liver disorders, C.White and R.J.Wyke; cardiovascular disease, M.C.Petch and I. Picton-Robinson; respiratory disease, J.A.Dick and A.J.Newman-Taylor; renal disease, R.Gokal and C.A.Veys; haemotology, J.A.Bonnell and P.M. Emerson; obstetrics and gynaecology, G.V.P.Chamberlain and D.M.Miller; surgery, I.McColl and D.P.Manning; psychiatric disorders, alcohol and drug abuse, H.G.Egdell et al; acquired immune deficiency syndrome, P.J.Baylis and J.M.D.Gallwey. Appendices: 1 - driving, J.F.Taylor; 2 - medical standards in civil aviation, G.Bennett; 3 - medical and visual standards for serving seafarers, Department of Transport (Marine Directorate); 4 - diving (regulations and medical standards of fitness to dive), E.M.Botheroyd and W. E.O.Jones.