Fig. 1
From: Understanding injecting drug use in Afghanistan: A scoping review
Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) Flow Diagram of Articles Selection Process. The bibliographic database searches yield 3375 unique articles. Based on title and abstract screening, 3084 articles were excluded and 291 underwent full-text screening. After full-text screening based on the inclusion criteria, 20 articles were included in the scoping review. Grey literature and citation searching of included studies yielded another 5 articles. PRISMA Flow diagram adapted from Page, M.J., McKenzie, J.E., Bossuyt, P.M., Boutron, I., Hoffmann, T.C., Mulrow, C.D., et al. (2020). The PRISMA 2020 statement: An updated guideline for reporting systematic reviews. BMJ, 372, n71