Primer of epidemiology /
Friedman, Gary D., 1934 -
Primer of epidemiology / by Gary D. Friedman - 4th ed. - New York : McGraw-Hill, 1994 - 366 p. : ill. ; 21 cm.
0070224544
Epidemiology
Primer of epidemiology / by Gary D. Friedman - 4th ed. - New York : McGraw-Hill, 1994 - 366 p. : ill. ; 21 cm.
0070224544
Epidemiology
