PLoS ONE · 2015 · 13 citations · 18 references
Using a standardised protocol that allowed direct inter-country comparisons, we found highest rates of LABA-containing prescriptions in elderly patients and distinct differences in the increased utilisation of LABA-containing prescriptions within the study period throughout the five European countries.
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Christopher J L Murray, Theo Vos, Rafael Lozano et al. · The Lancet · 2012 · 8.9K citations
Global asthma prevalence in adults: findings from the cross-sectional world health survey
Teresa To, Sanja Stanojevic, Ginette Moores et al. · BMC Public Health · 2012 · 1.5K citations · Full text
The Salmeterol Multicenter Asthma Research Trial
Harold S. Nelson, Scott T. Weiss, Eugene R. Bleecker et al. · CHEST Journal · 2006 · 1.1K citations
Age adjustment using the 2000 projected U.S. population.
Richard J. T. Klein, Charlotte A. Schoenborn · PubMed · 2001 · 446 citations