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Scholz U, Knoll N, Sniehotta FF, Schwarzer R.Scholz U, et al. Among authors: sniehotta ff.Soc Sci Med. 2006 Jun;62(12):3109-20. doi: 10.1016/j.socscimed.2005.11.035. Epub 2006 Jan 4.Soc Sci Med. 2006.PMID: 16388882Clinical Trial.