Cite this chapter as:
Kai-Uwe Lewandrowski, Jorge Felipe Ramírez León, Anthony Yeung, Hyeun-Sung Kim, Xifeng Zhang, Gun Choi, Stefan Hellinger, Álvaro Dowling ;
Preface, Lumbar Spine Contemporary Endoscopic Spine Surgery (2022) 2: i. https://doi.org/10.2174/9789815051537122020001