Please assess the completion status of the following clinical trial:

Trial Title: Controlled Study of the Use of Quetiapine Fumarate in the Treatment of Patients With Bipolar Depression

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE3
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Provision of informed consent before enrollment and any study-specific procedures. Patients deemed incapable of providing written consent will not be enrolled in this study; outpatient status~Exclusion Criteria:~* More than 8 mood episodes in the past year from screen (visit 1);~* A current Axis I disorder other than bipolar disorder within 6 months of screening;~* patients with clinically significant abnormal laboratory findings in the investigator's judgment

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

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