Panic disorder
Anxiety
Major depressive disorder
Psychology
Subtyping
Generalized anxiety disorder
Clinical psychology
Dysphoria
Suicidal ideation
Worry
Irritability
Psychiatry
Persistence (discontinuity)
Anxiety disorder
Cluster (spacecraft)
Medicine
Poison control
Injury prevention
Mood
Geotechnical engineering
Environmental health
Computer science
Engineering
Programming language
