title: Asymptomatic, mild, and severe influenza A(H7N9) virus infection in humans, Guangzhou, China.
abstract: Targeted surveillance for influenza A(H7N9) identified 24 cases of infection with this virus in Guangzhou, China, during April 1, 2013-March 7, 2014. The spectrum of illness ranged from severe pneumonia to asymptomatic infection. Epidemiologic findings for 2 family clusters of infection highlight the importance of rigorous close contact monitoring.
authors.forename: Zongqiu
authors.initials: Z
authors.lastname: Chen
authors.forename: Hui
authors.initials: H
authors.lastname: Liu
authors.forename: Jianyun
authors.initials: J
authors.lastname: Lu
authors.forename: Lei
authors.initials: L
authors.lastname: Luo
authors.forename: Kuibiao
authors.initials: K
authors.lastname: Li
authors.forename: Yufei
authors.initials: Y
authors.lastname: Liu
authors.forename: Eric H Y
authors.initials: EH
authors.lastname: Lau
authors.forename: Biao
authors.initials: B
authors.lastname: Di
authors.forename: Hui
authors.initials: H
authors.lastname: Wang
authors.forename: Zhicong
authors.initials: Z
authors.lastname: Yang
authors.forename: Xincai
authors.initials: X
authors.lastname: Xiao
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D002648:Child; D002675:Child, Preschool; D002681:China / Q000453:epidemiology; D004196:Disease Outbreaks; D005260:Female; D049674:History, 21st Century; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D064766:Influenza A Virus, H7N9 Subtype / Q000235:genetics / Q000302:isolation & purification; D007251:Influenza, Human / Q000175:diagnosis* / Q000453:epidemiology* / Q000266:history / Q000382:microbiology; D008297:Male; D008875:Middle Aged; D011024:Pneumonia, Viral / Q000175:diagnosis / Q000453:epidemiology; D011159:Population Surveillance; D012307:Risk Factors; D012720:Severity of Illness Index; D055815:Young Adult