Agreement Between Self-reports and Photos to Assess e-Cigarette Device and Liquid Characteristics in Wave 1 of the Vaping and Patterns of e-Cigarette Use Research Study: Web-Based Longitudinal Cohort Study

• Egile Nagusiak: Elizabeth Crespi (Egilea), Jeffrey J Hardesty (Egilea), Qinghua Nian (Egilea), Joshua Sinamo (Egilea), Kevin Welding (Egilea), Ryan David Kennedy (Egilea), Joanna E Cohen (Egilea)
• Formatua: Liburua
• Argitaratua: JMIR Publications, 2022-04-01T00:00:00Z.
• Gaiak: article
• Sarrera elektronikoa: Connect to this object online.

Backgrounde-Cigarette device and liquid characteristics are highly customizable; these characteristics impact nicotine delivery and exposure to toxic constituents. It is critical to understand optimal methods for measuring these characteristics to accurately assess their impacts on user behavior and...