Volume 16, Number 4—April 2010
Research
Household Transmission of Pandemic (H1N1) 2009, San Antonio, Texas, USA, April–May 2009
Appendix Figure

Appendix Figure. Interval between onset of illness for index and secondary case-patients (N = 32), Region 8, Texas, April-May 2009. Bars indicate number of case-patients who had acute respiratory infection (red bar sections), influenza-like illness (white bar sections), or laboratory-confirmed pandemic (H1N1) 2009 (black bar sections). Influenza-like illness, fever (measured or subjective), and cough or sore throat; acute respiratory infection, fever or cough or sore throat or rhinitis.
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