Epidemiology for Public Health Practice.
Friis, Robert H.
Epidemiology for Public Health Practice. - 2nd ed. - 1999 An Aspen PublicationUnited states of america - viii,506p.22 cm
9780834211780
614.4
Epidemiology for Public Health Practice. - 2nd ed. - 1999 An Aspen PublicationUnited states of america - viii,506p.22 cm
9780834211780
614.4