Chronic fatigue syndrome.
Chronic fatigue syndrome (CFS) is a medically unexplained illness characterized by chronic, disabling fatigue, impaired concentration, muscle pain, and other somatic symptoms. The conceptual difficulties associated with all medically unexplained illnesses contribute to the controversy surrounding CF...
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| Định dạng: | Journal article |
| Ngôn ngữ: | English |
| Được phát hành: |
1996
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