Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePeak expiratory flow rate as a surrogate for forced expiratory volume in 1 second in COPD severity classification in Thailand.AuthorsChaicharn Pothirat; Warawut Chaiwong; Nittaya Phetsuk; Chalerm Liwsrisakun; Chaiwat Bumroongkit; Athavudh Deesomchok; Theerakorn Theerakittikul; Atikun LimsukonPublicationInternational Journal of COPD, 2015, p1213ISSN1176-9106Publication typeArticleDOI10.2147/COPD.S85166