PT - JOURNAL ARTICLE AU - Pearson, Mike G TI - Breathing exercises for asthma: panacea or placebo? AID - 10.1136/thx.2007.084707 DP - 2007 Dec 01 TA - Thorax PG - 1033--1034 VI - 62 IP - 12 4099 - http://thorax.bmj.com/content/62/12/1033.short 4100 - http://thorax.bmj.com/content/62/12/1033.full SO - Thorax2007 Dec 01; 62