International Journal of Behavioral Medicine (2012) - Comment
pubmed: 21080250  doi: 10.1007/s12529-010-9130-9  issn: 1532-7558  issn: 1070-5503 

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Maarten J. Fischer, Margreet Scharloo, Jannie Abbink, Alex Van 't Hul, Dirk Van Ranst, Arjan Rudolphus, John Weinman, Klaus F. Rabe, Adrian A. Kaptein