?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Checkley%2C+William&rft.aufirst=William&rft.aulast=Checkley&rft.date=11+March+2025&rft.atitle=Population-based+Screening+for+Chronic+Obstructive+Pulmonary+Disease+Using+the+St.+George%E2%80%99s+Respiratory+Questionnaire+in+Resource-limited+Settings&rft.issn=1073-449X&rft.title=American+Journal+of+Respiratory+and+Critical+Care+Medicine&rft.genre=article