The effectiveness of Chuna manual therapy based on radiographic malposition diagnosis in patients with non-acute low back pain: A study protocol for a randomized, assessor-blind, parallel-group, controlled trial - Jungho Jo; Yeong Ha Jeong; Tae-Yong Park; Young Cheol Na; Jun-Su Jang; Minho Choi; Junghan Lee; Kang-san Kim; Yoonhee Kim; Seungkwan Choi; Wonbae Ha; Jin-Hyun Lee (PLoS ONE, 2026)