Medicine and Dentistry
Association
100%
Hospital
100%
Case-Control Study
100%
Smokeless Tobacco
100%
Migraine
100%
Tobacco Use
100%
Tobacco
37%
Smoking
25%
Outpatient
25%
Neurology
25%
Diagnosis
12%
Age
12%
Gender
12%
Awareness
12%
Headache
12%
Tertiary Care
12%
Cigarette Smoking
12%
Biochemistry, Genetics and Molecular Biology
Association
100%
Case-Control Study
100%
Tobacco Use
100%
Smoking
50%
Time
25%
Age
25%
Gender
25%
Cigarette Smoking
25%
Awareness
25%
Nursing and Health Professions
Hospital
100%
Case-Control Study
100%
Migraine
100%
Control
25%
Outpatient Department
25%
Time
12%
Diagnosis
12%
Procedures
12%
Gender
12%
Cigarette Filter
12%
Headache
12%
Tertiary Care Center
12%
INIS
control
100%
hospitals
100%
tobacco
100%
bangladesh
100%
neurology
20%
cigarettes
10%
Pharmacology, Toxicology and Pharmaceutical Science
Case-Control Study
100%
Migraine
100%
Headache
12%
Cigarette Smoking
12%
Neuroscience
Migraine
100%
Headaches
12%
Keyphrases
Smokeless Tobacco Users
12%
Anti-tobacco
12%
International Headache Society Criteria
12%