Full Terms & Conditions of access and use can be found at https://www.tandfonline.com/action/journalInformation?journalCode=ijas20 Journal of Asthma ISSN: 0277-0903 (Print) 1532-4303 (Online) Journal homepage: https://www.tandfonline.com/loi/ijas20 Electronic Cigarette (e-cigarette) Use and Frequency of Asthma Symptoms in Adult Asthmatics in California Marcela R. Entwistle, Kimberly Valle, Donald Schweizer & Ricardo Cisneros To cite this article: Marcela R. Entwistle, Kimberly Valle, Donald Schweizer & Ricardo Cisneros (2020): Electronic Cigarette (e-cigarette) Use and Frequency of Asthma Symptoms in Adult Asthmatics in California, Journal of Asthma, DOI: 10.1080/02770903.2020.1805751 To link to this article: https://doi.org/10.1080/02770903.2020.1805751 Accepted author version posted online: 03 Aug 2020. Submit your article to this journal Article views: 16 View related articles View Crossmark data