Letter to the Editor concerning “The short-term impact of COVID-19 pandemic on spine surgeons: a cross-sectional global study” by Khattab MF, et al. (Eur Spine J; [2020]: doi: 10.1007/s00586-020-06517-1)

[摘要] We have read with great interest the article by Khattab et al. [1], which reported the short-term impact of the COVID-19 pandemic on the practice of spine surgery. We commend the author’s efort in undertaking the qualitative study to highlight the efect of COVID crisis on spine surgeons’ community. However, we have some concerns regarding the methodology and the sampling process.