Aging of the elastic and collagen fibers in the human cervical interspinous ligaments - Barros, Erika M. K. P.; Rodrigues, Consuelo Junqueira; Rodrigues, Nilson R.; Oliveira, Reginaldo P.; Barros, Tarcisio E. P.; Rodrigues Júnior, Aldo Junqueira (The Spine Journal, 2002)