RT Journal Article SR Electronic T1 Spinal Disease Burden and Priorities of Community Spine Care in the Brazilian Public Health System vs the United States JF International Journal of Spine Surgery JO Int J Spine Surg FD International Society for the Advancement of Spine Surgery SP 477 OP 481 DO 10.14444/8452 VO 17 IS 3 A1 Helton Luiz Aparecido Defino A1 Kai-Uwe Lewandrowski YR 2023 UL http://ijssurgery.com//content/17/3/477.abstract AB