?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=P&rft.aulast=Candio&rft.au=Candio%2C+P&rft.atitle=Copula+Models+for+Addressing+Sample+Selection+in+the+Evaluation+of+Public+Health+Programmes%3A+An+Application+to+the+Leeds+Let's+Get+Active+Study&rft.title=Applied+Health+Economics+and+Health+Policy&rft.volume=19&rft.date=May+2021&rft.pages=305-312&rft.genre=article