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How Valid are Web-Based Self-Reports of Weight?

How Valid are Web-Based Self-Reports of Weight?

It has been suggested that using the Internet creates a distance between the investigator and the subject, as a self-reported questionnaire increases the anonymity of the subject responding.

Stephanie Erika Bonn, Ylva Trolle Lagerros, Katarina Bälter

J Med Internet Res 2013;15(4):e52