Rocker Graeme, Farquhar Morag, Verma Jennifer
1 Dalhousie University/QEII Health Sciences Centre, Halifax, Nova Scotia, Canada.
2 Department of Public Health & Primary Care, University of Cambridge, Cambridge, UK.
Chron Respir Dis. 2018 Feb;15(1):3-4. doi: 10.1177/1479972316679682. Epub 2017 Oct 5.