@article {30149,
	title = {BMJ Open},
	journal = {Validated methods to identify patients with asthma-COPD overlap in healthcare databases: A systematic review protocol},
	year = {2019},
	url = {http://www.scopus.com/inward/record.url?eid=2-s2.0-85062922942\&partnerID=MN8TOARS},
	author = {Amegadzie, J.E. and Badejo, O. and Gamble, J.-M. and Wright, M. and Farrell, J. and Jackson, B. and Sultana, K. and Hashmi, M. and Gao, Z.}
}
