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Is the DHQ an updated version of the NCI Health Habits and History Questionnaire (HHHQ) developed by Dr. Gladys Block and colleagues?

April 26, 2017dhq habits Health History NCI questionnaire updated version

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Is the DHQ an updated version of the NCI Health Habits and History Questionnaire (HHHQ) developed by Dr. Gladys Block and colleagues?

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The HHHQ, previously distributed by the National Cancer Institute, is still available from Dr. Gladys Block who is now at the University of California at Berkeley. The DHQ is a food frequency questionnaire developed more recently by researchers at the NCI.