Medicine and Dentistry
Electronic Cigarette
100%
High Risk Population
100%
Randomized Clinical Trials
100%
Pod
66%
Smoking Reduction
66%
Biological Marker
33%
Mood Disorder
33%
Carcinogen
33%
Substance Abuse
33%
Creatinine
33%
High-Risk Population
33%
Mental Disorder
33%
4 (Methylnitrosamino) 1 (3 Pyridyl) 1 Butanol
33%
Primary Outcome
33%
Least Squares Method
33%
Reproductive Age
33%
Neurodevelopmental Disorder
33%
Keyphrases
Randomized Clinical Trial
100%
High-risk Population
100%
Electronic Cigarettes
100%
Nicotine Content
100%
Reduced Nicotine Cigarettes
100%
Very Low Nicotine
79%
Tobacco Flavor
41%
Very Low Nicotine Content Cigarettes
25%
Nicotine
20%
Tobacco
12%
Cigarette
12%
Cigarettes Smoked per Day
12%
Hereafter
8%
Educational Level
8%
Sweet
8%
Fruity
8%
Affective Disorders
4%
Carcinogen
4%
Substance Use Disorder
4%
Adjusted Means
4%
Reproductive Age
4%
Trial Registration
4%
Least Mean Square
4%
High School Education
4%
Psychiatric Conditions
4%
Mental Illness
4%
4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone
4%
Creatinine
4%
Tobacco-related
4%
Johns Hopkins University
4%
Vermont
4%
Toxicant Exposure
4%
Opioid Use Disorder
4%
Brown University
4%
Flavored E-cigarettes
4%
Tobacco Toxicants
4%
Neuroscience
Mood Disorder
100%
Substance Abuse
100%
Mental Disorder
100%
Creatinine
100%
Carcinogen
100%
Butanol
100%
Pharmacology, Toxicology and Pharmaceutical Science
Randomized Clinical Trial
100%
Electronic Cigarette
100%
Biological Marker
33%
Mood Disorder
33%
Carcinogen
33%
Creatinine
33%
4 (Methylnitrosamino) 1 (3 Pyridyl) 1 Butanol
33%
Diseases
33%
Mental Diseases
33%
Biochemistry, Genetics and Molecular Biology
Randomized Clinical Trial
100%
High Risk Population
100%
Smoking Reduction
66%
Substance Use
33%
Butanol
33%
Population Risk
33%
Creatinine
33%
Nursing and Health Professions
Cigarette Filter
100%
High Risk Population
100%
Electronic Cigarette
100%
Smoking Reduction
15%
Mood Disorder
7%
Biological Marker
7%
High-Risk Population
7%
Creatinine
7%
Carcinogen
7%
Diseases
7%
4 (Methylnitrosamino) 1 (3 Pyridyl) 1 Butanol
7%
Least Squares Method
7%
Mental Diseases
7%