Comparison of Long‐Term Outcomes between the n‐HA/PA66 Cage and the PEEK Cage Used in Transforaminal Lumbar Interbody Fusion for Lumbar Degenerative Disease: A Matched‐Pair Case Control Study. - Zhang, Zhuang; Hu, Bo‐wen; Wang, Liang; Yang, Hui‐liang; Li, Tao; Liu, Li‐min; Yang, Xi; Song, Yue‐ming (Orthopaedic Surgery, 2023)