Please assess the completion status of the following clinical trial:

Trial Title: Photon/Proton Radiation Therapy for Carcinoma of the Skin of the Head and Neck

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

Eligibility Criteria:
Inclusion Criteria:~* Carcinoma of the skin of the head and neck region with incidental or symptomatic perineural invasion.~* Biopsy-proven squamous cell carcinoma.~* Will receive treatment with proton radiation.~Exclusion Criteria:~* Evidence of distant metastasis.~* Previous irradiation for head and neck cancer.

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

Study Arms:
- Photon/Proton Radiation Therapy (Type: None): Data consolidation and analysis

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