Clinical Epidemiology :
Sackett, David L.
Clinical Epidemiology : A basic science for clinical medicine / D.L. Sackett, R.B. Haynes, P. Tugwell. - Boston ; Toronto : Little, Brown and Company, 1985. - xiii, 370 p. : ill. ; 23 cm.
Includes bibliographical references and index
0-316-76595-3
Epidemiology
Clinical Epidemiology : A basic science for clinical medicine / D.L. Sackett, R.B. Haynes, P. Tugwell. - Boston ; Toronto : Little, Brown and Company, 1985. - xiii, 370 p. : ill. ; 23 cm.
Includes bibliographical references and index
0-316-76595-3
Epidemiology