Understanding E-Cigarette and Vape Use Through the Theory of Planned Behavior: A Science Mapping and TCCM Framework Analysis of Current and Emerging Trends. - Karuppiah, Kamini; Bahari, Noraine; Wider, Walton; Nawanir, Gusman; Udang, Lester Naces; Fauzi, Muhammad Ashraf (Substance Use & Misuse, 2026)