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Crawford DA, Jeffery RW, French SA.Crawford DA, et al. Among authors: french sa.Int J Obes Relat Metab Disord. 1999 Apr;23(4):437-40. doi: 10.1038/sj.ijo.0800845.Int J Obes Relat Metab Disord. 1999.PMID: 10340824