Whalley D, Gravelle H, Sibbald B. Effect of the new contract on GPs' working lives and perceptions of quality of care: a longitudinal survey. Br J Gen Pract. 2008 Jan 1;58(546):8-14.
Whalley D, Bojke C, Gravelle H, Sibbald GP. GP job satisfaction in view of contract reform: a national survey. Br J Gen Pract. 2006 Feb 1;56(523):87-92.
Webster AJ, Saville C, Church BM, Gnanasakthy A, Moss R. Some effects of different rearing systems on health, cleanliness and injury in calves. Vet J. 1985 Sep;141(5):472-83.
Webster AJ, Saville C, Church BM, Gnanasakthy A, Moss R. The effect of different rearing systems on the development of calf behaviour. Vet J. 1985 May;141(3):249-64.