TY - JOUR T1 - Prescribing of β-adrenoceptor antagonists in asthma: an observational study JF - Thorax JO - Thorax SP - 269 LP - 269 DO - 10.1136/thx.2010.149286 VL - 66 IS - 3 AU - Daniel R Morales Y1 - 2011/03/01 UR - http://thorax.bmj.com/content/66/3/269.abstract N2 - The authors regret to inform you that they have retracted the manuscript, Prescribing of β-adrenoceptor antagonists in asthma: an observational study,1 from publication in Thorax due to concerns over the reliability of the oral steroid outcome following a new β-blocker prescription. One of the aims of this observational study was to determine the relative incidence of asthma patients … ER -