TY - JOUR T1 - The authors respond JF - Respiratory Care SP - 356 LP - 356 DO - 10.4187/respcare.08812 VL - 66 IS - 2 AU - Qi Liu AU - Mengtian Shan Y1 - 2021/02/01 UR - http://rc.rcjournal.com/content/66/2/356.abstract N2 - ER -