TY - RPRT TI - A new evaluation method for lumbar spinal instability: passive lumbar extension test. AU - Yuichi Kasai AU - Koichiro Morishita AU - Eiji Kawakita AU - Tetsushi Kondo AU - Atsumasa Uchida PY - 2006 DO - 10.2522/ptj.20050281 UR - https://pubmed.ncbi.nlm.nih.gov/17033040/ ID - 17033040 ER -