Consumers’ perceptions of vape shops in Southern California: an analysis of online Yelp reviews
Tobacco Induced Diseases (2014) - Comment
pubmed: 25484852  doi: 10.1186/s12971-014-0022-7  issn: 2070-7266  issn: 1617-9625 

Steve Sussman, Robert Garcia, Tess Boley Cruz, Lourdes Baezconde-Garbanati, Mary Ann Pentz, Jennifer B Unger