By Siddiqui O.   Mott J.   Anderson T.   Flay B.   in Preventive Medicine

ISSN:0091-7435|29|2|92-101

Academic Press‎(1999)‎

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By Siddiqui O.   Flay B.R.   Hu F.B.   in Preventive Medicine

ISSN:0091-7435|25|5|554-560

Academic Press‎(1996)‎

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