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EXCEL: A randomised trial comparing salmeterol/fluticasone propionate and formoterol/budesonide combinations in

Ronald Dahl1, Alexander Chuchalin, Dee Gor

  • 1Department of Respiratory Diseases, University Hospital Arhus, Nørrebrogada 44, DK 8000 Arhus C, Denmark. rdahl@as.aaa.dk

Abstract

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