On the different meanings of apparently similar symptoms, illustrated by varieties of barber shop phobia.
D000223:Adaptation, Psychological; D000328:Adult; D001007:Anxiety; D001461:Barbering; D001521:Behavior Therapy; D003469:Culture; D004777:Environment; D006801:Humans; D008297:Male; D008875:Middle Aged; D009497:Neurotic Disorders; D010698:Phobic Disorders / Q000628:therapy; D011573:Psychoanalytic Interpretation; D012725:Sexual Behavior