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"Practitioners of traditional Chinese medicine consider a variety of factors in determining cause of illness. Some of the causes are external, some are internal, and some can be caused by the diet. Read about their diagnostic processes."^^<http://www.w3.org/2001/XMLSchema#string>
<http://health.howstuffworks.com/wellness/natural-medicine/chinese/traditional-chinese-medicine-causes-of-illness7.htm>