Clinical Trials on Problematic Internet Use

Substance Use | Delinquency

Tobacco Use Disorder

Tobacco Use Disorder

Tobacco Use Disorder

Drowning | Drowning; Anoxia | Drowning, Near | Drowning; Asphyxia | Drowning and Nonfatal Submersion | Drowning or Immersion of Unknown Intent | Drowning and Submersion, Undetermined Intent | Drowning and Submersion While in Natural Water | Drowning and Submersion Due to Sailboat Sinking | Drowning and Submersion Due to Fall Off Ship

Treatment Adherence | Substance Use Disorder (SUD)

Smoking Cessation | Smoking (Tobacco) Addiction

Frailty | Elderly | Emergency Department Visit | Inappropriate Drug Use | Drug Drug Interaction

Tobacco Use | Lung Cancer

Smoking | HIV

Substance Use | Adolescent Behavior

Substance Use Disorders | Recidivism

HIV Prevention | Opioid Use | HCV | Intravenous Drug Usage

Tobacco Use Cessation

Chronic Pain | Opioid Use | Major Abdominal Surgery

Self Efficacy

Obesity, Morbid | Drug Use

Drug Use | Sexual Risk Behavior | Family Functioning

Opioid Use | Chronic Back Pain

Healthy | Tobacco Use Disorder

Depression | Stress, Psychological | Anxiety | Mobile Phone Use

Chronic Pain | Opioid Use

ADHD | Substance Use Disorders

Pregnancy Related | Hypotension | Spinal Anesthetics Causing Adverse Effects in Therapeutic Use

Alcohol Drinking | Alcohol; Harmful Use

Postoperative Pain | Thoracic Diseases | Opioid Use

Substance Use | Child Maltreatment

Substance Use | Adolescent Behavior

Substance Use

Pain, Acute | Opioid Use, Unspecified

Smoking | Tobacco Use Disorder

Depression | Alcohol Use

Substance Use | Criminal Recidivism

Smoking | Tobacco Use Disorder

Smoking | Tobacco Use Disorder

Smoking | Tobacco Use Disorder

Substance Use | Mental Disorder

Alcohol Dependence | Alcoholism | Schizophrenia | Alcohol Use Disorder | Schizophrenia and Schizophrenia Spectrum Psychosis | Schizophrenia Disorders | Schizophrenia and Disorders With Psychotic Features | Alcohol Abuse/Dependence

Schizoaffective Disorder | Bipolar Disorder (BD) | Substance Use Disorder (SUD) | Schizophrenia Disorder

Pain | Opioid-use Disorder

Opioid Use Disorder | Skin and Soft Tissue Infections (SSTIs) | Injection Drug Use

Postoperative Pain | Analgesia | Opioid Use | Opioid Abuse | Narcotic Use | Endocrine Surgery

Contraception | Opioid-use Disorder | Neonatal Abstinence Syndrome

HIV Infections | Mental Health Disorder | Addiction | Substance Use Disorders | Opioid Use | Drug Use

Emergencies | Substance Use | Treatment | Alcohol Use, Unspecified | COVID-19 Pandemic | Intoxication Alcohol

Iron-deficiency | Internal Medicine | Transferrin | Ferritinemia

Fracture Fixation, Internal | Radius; Fracture, Lower or Distal End | Tendon Injury - Upper Limb

Central Sleep Apnea Comorbid With Opioid Use

Alcoholism | Treatment Adherence | Alcohol Use Disorder | Liver Diseases, Alcoholic | Liver Disease; Alcohol-Related

Opioid Use Disorder | Alcohol Use Disorder | Health Risk Behaviors | Criminal Behavior | Overdose of Opiate | Housing Problems