Please assess the completion status of the following clinical trial:

Trial Title: Brain Imaging of Cannabinoid Receptors

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: BASIC_SCIENCE
- Time Perspective: None
- Masking: SINGLE
- Phase: EARLY_PHASE1
- Number of Arms: 2.0

Eligibility Criteria:
* Female, healthy adult volunteers who are either MJ users and nonusers (controls)~* 18-45 years of age~* serum creatinine and hepatic enzymes (AST, ALT) must be within the normal limits~* Women of child bearing potential must meet one of the following three criteria:~  1. negative pregnancy test by serum pregnancy test 2 .Following a reliable method of birth control 3. Agreeing to follow a reliable method of birth control during the study and for 1 month following all study procedures~Additional inclusion criteria for MJ users~* Regular MJ use~* present MJ positive urine~* meet Diagnostic and Statistical Manual, version 5 (DSM-5) criteria for cannabis use disorder (CUD)~Additional inclusion non-users~* report no MJ use~* present a MJ-negative urine~Exclusion Criteria:~* \< 5th grade reading level~* Current Diagnostic and Statistical Manual, version 5 (DSM-5) psychiatric disorder;~* Current DSM-5 alcohol or substance use disorder (excluding MJ or nicotine)~* Recent Illicit drug use or positive drug test~* Using MJ under the guidance of MD;~* History of seizures, closed head trauma;~* unstable hypertension;~* conditions preventing magnetic resonance imaging (MRI) such as implanted metal, claustrophobia, or anatomical abnormalities (e.g., enlarged ventricles, brain lesions);~* Use of medications or herbal supplements which may be counter indicated as determined by study physician~* Have had exposure to ionizing radiation that in combination with the study's estimated radiation exposure would result in a cumulative exposure that exceeds recommended exposure limits of 5 rem per year.~* Presence or history of drug allergy, or allergic disease diagnosed and treated by a physician.~* any serious medical condition in whom participation is contraindicated.

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 45 Years
- Healthy Volunteers: t

Study Arms:
- Cannabis users (Type: ACTIVE_COMPARATOR): Smoked Cannabis plant material (0 and 25 mg THC) will be administered to volunteers who are regular cannabis users. Cannabis users will also complete a PET scan where 20 millicurie of 11C-OMAR
- Nonuser controls (Type: ACTIVE_COMPARATOR): No cannabis administration. Non-user controls will complete a PET scan where 20 millicuries of 11C-OMAR

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