A double-blind randomised placebo-controlled trial of topical intranasal corticosteroids in 4- to 11-year-old children with persistent bilateral otitis media with effusion in prima... by Williamson, I, Benge, S, Barton, S, Petrou, S, Letley, L, Fasey, N, Abangma, G, Dakin, H, Little, P

A double-blind randomised placebo-controlled trial of topical intranasal corticosteroids in 4- to 11-year-old children with persistent bilateral otitis media with effusion in prima... by Williamson, I, Benge, S, Barton, S, Petrou, S, Letley, L, Fasey, N, Abangma, G, Dakin, H, Little, P

A double-blind randomised placebo-controlled trial of topical intranasal corticosteroids in 4- to 11-year-old children with persistent bilateral otitis media with effusion in prima... by Williamson, I, Benge, S, Barton, S, Petrou, S, Letley, L, Fasey, N, Abangma, G, Dakin, H, Little, P

A randomised controlled trial investigating the effect of vitamin B12 supplementation on neurological function in healthy older people: the Older People and Enhanced Neurological f... by Dangour, A, Allen, E, Clarke, R, Elbourne, D, Fasey, N, Fletcher, A, Letley, L, Richards, M, Whyte, K, Mills, K, Uauy, R

Effect of 2-y n-3 long-chain polyunsaturated fatty acid supplementation on cognitive function in older people: a randomized, double-blind, controlled trial. by Dangour, A, Allen, E, Elbourne, D, Fasey, N, Fletcher, A, Hardy, P, Holder, G, Knight, R, Letley, L, Richards, M, Uauy, R