Conventions or foundations? A response to Miles Little's ex nihilo nihil fit? Medicine rests on solid foundations

Ross E G Upshur¹

• ¹Department of Family and Community Medicine, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada; Primary Care Research, University of Toronto, Toronto, Ontario, Canada; Division of Clinical Public Health, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada; Clinical Research in Complexity Services, Bridgepoint Active Healthcare, University of Toronto, Toronto, Ontario, Canada.