Medicine and Dentistry
Nicotine
100%
Nicotine Withdrawal
28%
Sleep Disorder
28%
Daytime Somnolence
28%
Substitution Therapy
28%
Abstinence
14%
Prevalence
14%
Diseases
14%
Depression
14%
Insomnia
14%
Respiratory Disease
14%
Comorbidity
14%
Smoking
14%
Antidepressant
14%
Withdrawal Syndrome
14%
Neurotransmitter
14%
Slow-Wave Sleep
14%
Rapid Eye Movement Sleep
14%
Sleep Quality
14%
Social Sciences
Nicotine
100%
Therapy
25%
Methodology
12%
Substitution
12%
Comorbidity
12%
Western World
12%
Health Risk
12%
Agricultural and Biological Sciences
Nicotine
100%
Prevalence
12%
Morbidity
12%
Neurotransmitters
12%
Rapid Eye Movement Sleep
12%
Psychology
Methodology
12%
Fragmentation
12%
Comorbidity
12%
Neurotransmitters
12%
Eye Movement
12%
Withdrawal Symptom
12%