Please assess the completion status of the following clinical trial:

Trial Title: Effectiveness of the Screen, Test, Immunize, Reduce Risk, and Refer (STIRR) Intervention for People With Both a Mental and Substance Abuse Disorder

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE2
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* DSM-IV diagnosis of schizophrenia, schizoaffective disorder, bipolar disorder, or major depression~* Diagnosis of a substance use disorder~* Enrolled in clinical care at Creative Alternatives or People Encouraging People for at least 3 months~Exclusion Criteria:~* Pregnant

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 65 Years
- Healthy Volunteers: t

Study Arms:
- 1 (Type: EXPERIMENTAL): Participants will receive screening, testing, immunization, and risk reduction. Screening and testing will take place at study entry, immunization will occur at entry and after 3 and 6 months, and risk reduction will take place at study entry and after 3 and 6 months.
- 2 (Type: PLACEBO_COMPARATOR): Participants will receive enhanced treatment as usual.

Based on this trial design, predict the completion outcome and termination type (if applicable).