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- [3] Electronic cigarette use and perceptions amongst UK medical students: A cross-sectional study TOBACCO PREVENTION & CESSATION, 2021, 7 : 1 - 3
- [6] The use of electronic cigarettes in Thailand: a cross-sectional national survey EUROPEAN JOURNAL OF PUBLIC HEALTH, 2020, 30
- [8] Bullying of Medical Students in Pakistan: A Cross-Sectional Questionnaire Survey PLOS ONE, 2008, 3 (12):