Protocol for an observational study to identify potential predictors of an acute exacerbation in patients with chronic obstructive pulmonary disease (the PACE Study).
Klaus KennRainer GloecklDaniela LeitlTessa SchneebergerInga JaroschWolfgang HitzlPeter AlterBernd SczepanskiSandra WinterkampMartina BoenschCarmen Schade-BrittingerChrysanthi SkevakiOlaf HolzPaul W JonesClaus F VogelmeierAndreas R KoczullaPublished in: BMJ open (2021)
NCT04140097.