Please assess the completion status of the following clinical trial:

Trial Title: Effect of Hamstring Stretching and Neural Mobilization on Range of Motion and Low Back Pain

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

Eligibility Criteria:
Inclusion Criteria:~* Patients referred to physical therapy for low back pain with limitations in hamstring range of motion on the painful side~Exclusion Criteria:~* Red flags

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Study Arms:
- straight leg raise (Type: EXPERIMENTAL): stretch the muscle
- neural mobilization (Type: EXPERIMENTAL): stretch the nerve

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