Inhaler Errors in the CRITIKAL Study: Type, Frequency, and Association with Asthma Outcomes

David B Price, Miguel Roman-Rodriguez, R Brett McQueen, Sinthia Bosnic-Anticevich, Victoria Carter, Kevin Gruffydd-Jones, John Haughney, Svein Henrichsen, Catherine Hutton, Antonio Infantino, Federico Lavorini, Lisa M Law, Karin Lisspers, Alberto Papi, Dermot Ryan, Bjorn Stallberg, Thys van der Molen, Henry Chrystyn