1. Epidemiological investigation of an outbreak of pandemic influenza A (H1N1) 2009 in a boarding school: Serological analysis of 1570 cases 
Tiegang Li, Yang Liu, Biao Di, Ming Wang, Jichuan Shen, Ying Zhang, Xi Chen, Jun Yuan, Jibin Wu, Kuibiao Li, Enjie Lu, Yejian Wu, Aihua Hao, Xiongfei Chen, Yulin Wang, Jianhua Liu, Sam Pickerill, Bojian Zheng 
Journal of Clinical Virology 
Volume 50, Issue 3, Pages (March 2011)
DOI: /j.jcv
Copyright © Terms and Conditions

2. Fig. 1
Symptomatic cases and incidence rate of the influenza A (H1N1) 2009 outbreak in a boarding school (n=349). X axis marks the onset date of cases and the total number of students enrolled for each 3-day time period.
Journal of Clinical Virology  , DOI: ( /j.jcv )
Copyright © Terms and Conditions