TY - JOUR T1 - The authors reply: JF - Respiratory Care SP - 75 LP - 75 VL - 51 IS - 1 AU - Richard H Kallet AU - Thomas E Quinn Y1 - 2006/01/01 UR - http://rc.rcjournal.com/content/51/1/75.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -