TY - JOUR T1 - The object of the exercise… JF - Breathe JO - breathe SP - 15 LP - 15 DO - 10.1183/18106838.0701.015 VL - 7 IS - 1 AU - M. Sue-Chu Y1 - 2010/09/01 UR - http://breathe.ersjournals.com/content/7/1/15.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -