Please assess the completion status of the following clinical trial:

Trial Title: Neurostimulation in Chronic and Episodic Migraine

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

Eligibility Criteria:
Inclusion Criteria:~Patients from age 18 upwards (max. 80 years) suffering from chronic or episodic migraine. Medication overuse headache (MOH) patients are included as well (as chronic migraine patients do often show MOH).~Healthy volunteers (18-80 years) are included if they don't fulfil the exclusion criteria and do not suffer from migraine or other headache disorders, except infrequent episodic tension-type headache All volunteers are able to read and sign the informed consent.~Exclusion Criteria:~Patients and healthy volunteers are excluded if they fulfil one of the following exclusion criteria:~Common MR exclusion criteria: such as metallic items in the body (i.e. eye splinter, MR incompatible implants\*), pacemaker, claustrophobia or obesity (body mass index \> 35).~Also pregnant participants and participants suffering from a degenerative disorder of the Central Nervous System, such as Stroke, Multiple Sclerosis, Parkinson's Disease, Alzheimer's Disease and Huntington's Disease will be excluded. Participants with major psychiatric disorders such as schizophrenia, bipolar disorder will also be excluded.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 80 Years
- Healthy Volunteers: t

Study Arms:
- Real Neurostimulation (Type: EXPERIMENTAL): 4 weeks of neurostimulation (using tDCS)
- Sham Neurostimulation (Type: SHAM_COMPARATOR): 4 weeks of sham Treatment with the same device used for real neurostimulation

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