Figure 1.

Flowchart of studies. Slow release oral morphine (SROM) as therapy for opioid use disorder (OUD) Preferred Reporting Items for Systematic Reviews and Meta-Analyses flow diagram.

Flowchart of studies. Slow release oral morphine (SROM) as therapy for opioid use disorder (OUD) Preferred Reporting Items for Systematic Reviews and Meta-Analyses flow diagram.