The effect of L5-S1 fusion on global spine motion: a range of motion analysis comparing 2-level TDR versus hybrid at L4-S1 in 235 patients. - Marnay T; Geneste G; Edgard-Rosa G; Grau-Ortiz M; Hirsch C; Negre G (The spine journal : official journal of the North American Spine Society, 2025)