Amy P Abernethy, David C Currow, Peter Frith, Belinda S Fazekas, Annie McHugh, Chuong Bui et al
Abernethy A P, Currow D C, Frith P, Fazekas B S, McHugh A, Bui C et al.
Randomised, double blind, placebo controlled crossover trial of sustained release morphine for the management of refractory dyspnoea
BMJ 2003; 327 :523
doi:10.1136/bmj.327.7414.523