By Wang W.-H.   Lin D.-H.   Sterling H.   in Trends in Cardiovascular Medicine

ISSN:1050-1738|12|3|138-142

Elsevier‎(2002)‎

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By Robinson S.L.   Sterling H.E.   Skinner C.H.   Robinson D.H.   in Contemporary Educational Psychology

ISSN:0361-476X|22|2|260-267

Academic Press‎(1997)‎

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