A R Markos
A J Jones, R N Thin
S M Drake, S J Skidmore, D Ratcliffe [...]
Nicola L Thorley, Vinod Kumar, Peter Nightingale [...]
L Sanmani, C Chapman
S E Mcandrew, O E Williams, K E Rogstad [...]
D Goldberg, S Cameron, G Sharp [...]
British Co-operative Clinical Group
