On the concept of orthorexia nervosa.
Kummer
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D001007:Anxiety / Q000209:etiology*; D003466:Cultural Characteristics; D001068:Feeding and Eating Disorders / Q000209:etiology*; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D010809:Physical Fitness / Q000523:psychology*; D012307:Risk Factors