Volume & Issue: Volume 13, Issue 4, December 2021 

Original Article

Psychometric Properties of the Youth Pornography Addiction Screening Tool

Pages 207-20

Mahmoud Zivari-Rahman; Siroos Ghanbari; Solmaz Shokouhi-Moghadam

Conceptions about the Use of Cannabis among Medical Students from Public Universities

Pages 232-41

Gerardo Maria de Araujo Filho; Vinicius Camargo Mingatto; Vivian Greco de Lemos

Do Opioid Addicts Require Higher Doses of Heparin During Percutaneous Coronary Intervention?

Pages 242-8

Tahereh Afaghnia; Mohammad Nasim-Tajik; Elham Boushehri; Marzieh Nikparvar; Abdollah Gharibzade; Hossein Farshidi

Review Article(s)

The Prevalence of Psychotropic Drugs and Relevant Factors in Iranian Youth: A Systematic Review and Meta-Analysis

Pages 268-76

Ahmad Ali Eslami; Sedigheh Shariatinia; Mohadeseh Khoshgoftar

Letter to Editor

Ripple Collision of Three Epidemics: Vaping, Opioid Use, and COVID-19

Pages 277-8

Zouina Sarfraz; Azza Sarfraz; Muzna Sarfraz; Krunal Pandav; George Michel