| PRISMA | Preferred Reporting Items for Systematic reviews and Meta-Analyses |
| PRISMA-ScR | Preferred Reporting Items for Systematic reviews and Meta-Analyses extension for Scoping Reviews |
| PSI | Peer-support intervention |
| PRISMA | Preferred Reporting Items for Systematic reviews and Meta-Analyses |
| PRISMA-ScR | Preferred Reporting Items for Systematic reviews and Meta-Analyses extension for Scoping Reviews |
| PSI | Peer-support intervention |