Counting isn't easy.
Feinleib, M
Counting isn't easy. [electronic resource] - Epidemiology (Cambridge, Mass.) Jul 1995 - 343-5 p. digital
Publication Type: Editorial
1044-3983
Epidemiology--standards
Humans
Population Surveillance--methods
Counting isn't easy. [electronic resource] - Epidemiology (Cambridge, Mass.) Jul 1995 - 343-5 p. digital
Publication Type: Editorial
1044-3983
Epidemiology--standards
Humans
Population Surveillance--methods