?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Smith&rft.au=Smith%2C+C&rft.aufirst=C&rft.issue=5&rft.issn=2044-6055&rft.date=May+2019&rft.title=BMJ+Open&rft.volume=9&rft.atitle=Symptom+reporting%2C+healthcare-seeking+behaviour+and+antibiotic+use+for+common+infections%3A+protocol+for+Bug+Watch%2C+a+prospective+community+cohort+study&rft.genre=article