Please assess the completion status of the following clinical trial:

Trial Title: Narrow-band (NB)-UVB vs. Bath-PUVA and NB-UVB Plus Salt Water Baths in Atopic Dermatitis

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: CROSSOVER
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: None
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* Patients with moderate to severe disease AD with SASSAD-Score \> 25~* Age \> 18 years~* No topical steroids or topical/systemic antibiotics within the last 2 weeks, no systemic glucocorticosteroids or other immunosuppressive agents within the last 8 weeks, no phototherapy within the last 12 weeks before inclusion~Exclusion Criteria:~* Pregnancy or lactation~* Skin cancer or dysplastic naevi, photosensitive skin diseases, autoimmune diseases or relevant cardiovascular diseases~* Photo-skin type I according to Fitzpatrick~* severe cardiovascular disease~* intense UV radiation (tanning beds, sun exposure, phototherapy, etc.) 8 weeks before the start of the study

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

Study Arms:
- NB-UVB (Type: ACTIVE_COMPARATOR): NB-UVB irradiations adapted to the NB-MED-UVB (70%) started and increased by 10-20% per session.
- Bath-PUVA (Type: ACTIVE_COMPARATOR): Phototherapy with UVA irradiation following bathing in psoralen water
- NB-UVB plus salt water baths (Type: ACTIVE_COMPARATOR): Balneophototherapy with NB-UVB and 3% Dead Sea salt water baths

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