T1'rô' and T2 mapping of the intervertebral disk: comparison of different methods of segmentation - Menezes-Reis, R.; Salmon, Carlos Ernesto Garrido; Carvalho, C. S.; Bonugli, G. P.; Chung, C. B.; Nogueira-Barbosa, Marcello Henrique (American Journal of Neuroradiology, 2015)