Impact of morbid obesity (BMI > 40 kg/m2) on complication rate and outcome following minimally invasive transforaminal lumbar interbody fusion (MIS TLIF) - Krüger, M T; Naseri, Y; Hohenhaus, M; Hubbe, U; Scholz, C; Klingler, J H (Clin Neurol Neurosurg, 2019)