Warning: Undefined array key "mm" in /www/wwwroot/www.ai-bt.com/si.php on line 10 Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /www/wwwroot/www.ai-bt.com/si.php on line 10 Diphtheria: A suggested explanation of the relative change in age incidence.

Literature DB >> 20475482

Diphtheria: A suggested explanation of the relative change in age incidence.

Abstract

Source DB: PubMed Journal: J Hyg (Lond) ISSN： 0022-1724

× No keyword cloud information.

1 in total

Authors: L I Dublin; G H Van Buren
Journal: Am J Public Health (N Y) Date: 1924-02

1 in total