Andriotis, O G; Chang, S W; Vanleene, M; Howarth, P H; Davies, D E; Shefelbine, S J; Buehler, M J; Thurner, P J

Scadding, G K; Durham, S R; Mirakian, R; Jones, N S; Leech, S C; Farooque, S; Ryan, D; Walker, S M; Clark, A T; Dixon, T A; Jolles, S R A; Siddique, N; Cullinan, P; Howarth, P H; Nasser, S M

Howarth P H, Babu K S, Arshad H S, Lau L, Buckley M, McConnell W, Beckett P, Al Ali M, Chauhan A, Wilson S J, Reynolds A, Davies D E, Holgate S T

Beckett, P A; Howarth, P H

Redington, A E; Howarth, P H

Rajakulasingam, K; Polosa, R; Holgate, S T; Howarth, P H