Epidermiology for public health practice /
Friis, Robert H.
Epidermiology for public health practice / Robert H. Fariis, Thomas A. Sellers. - 2nd ed. - Md. : An Aspen Pub., c1999. - xiv, 506p. ; 23 cm.
Includes bibliographical references and index.
0834211785
Epidemiology.
Public health personnel.
Epidermiology for public health practice / Robert H. Fariis, Thomas A. Sellers. - 2nd ed. - Md. : An Aspen Pub., c1999. - xiv, 506p. ; 23 cm.
Includes bibliographical references and index.
0834211785
Epidemiology.
Public health personnel.