Please assess the completion status of the following clinical trial:

Trial Title: Ridge Preservation Comparing Simultaneous vs. Delayed Grafting

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

Eligibility Criteria:
Inclusion Criteria:~* Have one non-molar maxillary tooth requiring extraction that will be replaced by a dental implant. The site must be bordered by 2 teeth.~* Healthy persons at least 18 years old.~* Patients must sign an informed consent approved by the University of Louisville Human Studies Committee.~Exclusion Criteria:~* Patients with debilitating systemic disease, or diseases that have a clinically significant effect on the periodontium.~* Exclude any molar tooth.~* Presence of or history of osteonecrosis of jaws.~* Patients with current or previous history of IV bisphosphonates, irrespective of duration.~* Patients taking oral bisphosphonates for ≥ 3 years.~* Pregnant women.~* Allergy to any material or medication used in the study.~* Patients who need prophylactic antibiotics prior to dental procedures.~* Previous head and neck radiation therapy.~* Chemotherapy in the previous 12 months.

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

Study Arms:
- Delayed Grafting (Type: EXPERIMENTAL): 8 weeks after extraction implant placement and simultaneous osseous grafting.
- Simultaneous Grafting (Type: ACTIVE_COMPARATOR): At the time of extraction the socket will be grafted and implant placed 4 months later.

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