Pittsburgh Sleep Quality Index
Epworth Sleepiness Scale
Population
Psychology
Excessive daytime sleepiness
Alertness
Observational study
Curriculum
Multivariate analysis
Gerontology
Medicine
Clinical psychology
Family medicine
Demography
Sleep disorder
Environmental health
Sleep quality
Psychiatry
Internal medicine
Polysomnography
Pedagogy
Cognition
Apnea
Sociology
