Narrow-band imaging for scar (NBI-SCAR) classification: from conception to multicenter validation

Leonardo Zorron Cheng Tao Pu, Keng Hoong Chiam, Takeshi Yamamura, Masanao Nakamura, Tyler M. Berzin, Fahad F. Mir, Eduardo Guimarães Hourneaux de Moura, Antonio Coutinho Madruga Neto, Doreen Siew Ching Koay, Cheong Kuan Loong, Amanda Ovenden, Suzanne Edwards, Alastair D. Burt, Yoshiki Hirooka, Mitsuhiro Fujishiro, Rajvinder Singh