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Journal of Clinical Epidemiology > 2002 > 55 > 1 > 67-76
Journal of Clinical Epidemiology > 1998 > 51 > 10 > 827-835
Journal of Clinical Epidemiology > 1995 > 48 > 8 > 1051-1060
Journal of Clinical Epidemiology > 2002 > 55 > 1 > 67-76
Journal of Clinical Epidemiology > 1998 > 51 > 10 > 827-835
Journal of Clinical Epidemiology > 1995 > 48 > 8 > 1051-1060