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pro vyhledávání: '"RobertA Zimmerman"'
Publikováno v:
AIAA Aviation 2019 Forum.
Publikováno v:
The Lancet. 294:371-374
An epidemic of pharyngitis due to a virulent strain of group-G streptococci at a college in October, 1968, is described. The attack-rate for clinical pharyngitis among the 502 members of the student body was 31%. The symptoms and predominant physical