The rise of digital direct-to-consumer advertising?: Comparison of direct-to-consumer advertising expenditure trends from publicly available data sources and global policy implications
Crossref DOI link: https://doi.org/10.1186/s12913-015-0885-1
Published Online: 2015-06-19
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Mackey, Tim K.
Cuomo, Raphael E.
Liang, Bryan A.
License valid from 2015-06-19
Article History
Received: 15 November 2014
Accepted: 19 May 2015
First Online: 19 June 2015