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 How is this determined?
How is this determined?
| Methylphenidate 295 Attention Deficit Hyperactivity Disorder 64 Dopamine 47 blood 18 Dopaminergic 17 Nervous system 12 Adderall 11 depression 11 lead 11 Addiction 11 sleep 10 Toxicity 8 water 7 Alcohol 7 antidepressants 6 smoking 5 Emphysema 5 Anxiety 5 Breakfast 5 heart 5 Noradrenergic 5 psychiatry 5 Addictive 5 Fat 5 sodium 5 Irradiation 5 | Hepatitis C 5 Blepharospasm 5 Asthma 5 Glaucoma 5 Fluoxetine 4 Appetite 4 cancer 4 Talc 4 Hypertensive 4 Glutamate 4 Benzoic acid 4 pain 4 Benzoic 4 Strattera 4 pyruvate 4 Sulfate 4 summer 4 recycling 4 chiropractic 4 Cholesterol 4 HIV 3 Neurotoxic 3 SSRIs 3 nitrogen 3 Exercise 3 |