The concept of crisis.
D003419:Crisis Intervention; D003469:Culture; D004532:Ego; D006801:Humans; D007398:Interpersonal Relations; D008019:Life Style; D008960:Models, Psychological; D010553:Personality Development; D011340:Problem Solving; D011613:Psychotherapy; D012919:Social Behavior; D012951:Socialization; D013312:Stress, Physiological; D013315:Stress, Psychological