This paper is in the following e-collection/theme issue:

Research Instruments, Questionnaires, and Tools 

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Works citing "Validation of Web-Based Physical Activity Measurement Systems Using Doubly Labeled Water"

Hideyuki Namba, Yukio Yamaguchi, Yosuke Yamada, Satoru Tokushima, Yoichi Hatamoto, Hiroyuki Sagayama, Misaka Kimura, Yasuki Higaki, Hiroaki Tanaka
J Med Internet Res 2012 (Sep 25); 14(5):e123 

According to Crossref, the following articles are citing this article (DOI 10.2196/jmir.2253):

(note that this is only a small subset of citations)

1. Yamada Y, Noriyasu R, Yokoyama K, Osaki T, Adachi T, Itoi A, Morimoto T, Oda S, Kimura M. Association between lifestyle and physical activity level in the elderly: a study using doubly labeled water and simplified physical activity record. European Journal of Applied Physiology 2013;113(10):2461 [CrossRef]
2. Riebl SK, Paone AC, Hedrick VE, Zoellner JM, Estabrooks PA, Davy BM. The Comparative Validity of Interactive Multimedia Questionnaires to Paper-Administered Questionnaires for Beverage Intake and Physical Activity: Pilot Study. JMIR Research Protocols 2013;2(2):e40 [CrossRef]