| Literature DB >> 13385487 |
A HIRCH, O M LIDWELL, R E WILLIAMS.
Abstract
Keywords: AIR/microbiology; BACTERIA; SCHOOLS; STREPTOCOCCUS
Mesh:
Year: 1956 PMID: 13385487 PMCID: PMC2217879 DOI: 10.1017/s002217240004479x
Source DB: PubMed Journal: J Hyg (Lond) ISSN: 0022-1724