No abstract available
MeSH terms
-
Adult
-
Aged
-
Bronchitis / complications*
-
Chronic Disease
-
Complement Fixation Tests
-
Hemagglutination Inhibition Tests
-
Humans
-
Middle Aged
-
Orthomyxoviridae / isolation & purification
-
Respirovirus / isolation & purification
-
Urine / microbiology
-
Virus Diseases / complications*
-
Virus Diseases / diagnosis
-
Virus Diseases / microbiology