Please assess the completion status of the following clinical trial:

Trial Title: Dual Energy CT: A New Method for Better Dose Calculation in Proton Beam Therapy

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: OTHER
- Primary Purpose: None
- Time Perspective: OTHER
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Cancer patients who are scheduled for a control CT scan~Exclusion Criteria:~* Under 18 years of age

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

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