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CLINICAL SCIENCES: CLINICAL EPIDEMIOLOGY: PDF Only

SIDNEY STEPHEN; HASKELL, WILLIAM L.; CROW, RICHARD; STERNFELD, BARBARA; OBERMAN, ALBERT; ARMSTRONG, MARY ANNE; CUTTER, GARY R.; JACOBS, DAVID R.; SAVAGE, PETER J.; HORN, LINDA VAN
Medicine and Science in Sports and Exercise: February 1992 - p 176-183
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Abstract