Field epidemiology /
Field epidemiology /
edited by Michael B. Gregg.
- 2nd ed.
- Oxford : Oxford University Press, 2002.
- xix, 451 p. : ill. ; 24 cm.
0195142594 RM200.80
Epidemiologic Methods.
Epidemiology--organization & administration.
0195142594 RM200.80
Epidemiologic Methods.
Epidemiology--organization & administration.