Please assess the completion status of the following clinical trial:

Trial Title: Efficacy and Safety of DWC20155/DWC20156 Combination Therapy in Patients With Gastritis

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE3
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* Male of female of at least 19 years old~* Patients diagnosed with acute or chronic gastritis by gastroscopy~* Patients with one or more erosions found by gastroscopy~Exclusion Criteria:~* Patients with peptic ulcer and gastroesophageal reflux disease~* Patients with previous gastrointestinal surgery~* Patients with history of gastrointestinal cancer

- Gender: ALL
- Minimum Age: 19 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- DWC20155/DWC20156 Combination Therapy (Type: EXPERIMENTAL): None
- DWC20155 Monotherapy (Type: ACTIVE_COMPARATOR): None
- DWC20156 Monotherapy (Type: ACTIVE_COMPARATOR): None

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