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Hypotheses for a study must be both mutually exclusive and exhaustive.
Substance Abuse
The harmful or hazardous use of psychoactive substances, including alcohol and illicit drugs.
Nonpharmacological Interventions
Treatments that do not involve medications but use other methods to relieve symptoms, such as physical therapy, exercise, and psychological therapy.
Extreme Pain
A severe level of discomfort or pain, often requiring immediate medical attention or intervention.
Patient-Controlled Analgesia
A method of pain management that allows the patient to self-administer a pre-set dose of pain medication, usually via a pump.
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