TY - JOUR T1 - Efficient inhaler devices. JF - British Journal of General Practice JO - Br J Gen Pract SP - 199 LP - 199 VL - 46 IS - 404 AU - D K Cragg Y1 - 1996/03/01 UR - http://bjgp.org/content/46/404/199.1.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -