Narrow-band imaging for detection of neoplasia at colonoscopy: a meta-analysis of data from individual patients in randomized controlled trials od Atkinson, N, Ket, S, Bassett, P, Aponte, D, De Aguiar, S, Gupta, N, Horimatsu, T, Ikematsu, H, Inoue, T, Kaltenbach, T, Leung, W, Matsuda, T, Paggi, S, Radaelli, F, Rastogi, A, Rex, D, Sabbagh, L, Saito, Y, Sano, Y, Saracco, G, Saunders, B, Senore, C, Soetiko, R, Vemulapalli, K, Jairath, V, East, J