RT Journal Article SR Electronic(1) A1 Nelson, N P A1 Brownstein, J S A1 Hartley, D M YR 2010 T1 Event-based biosurveillance of respiratory disease in Mexico, 2007–2009: connection to the 2009 influenza A(H1N1) pandemic? JF Eurosurveillance VO 15 IS 30 SP 19626 OP DO https://doi.org/10.2807/ese.15.30.19626-en UL https://www.eurosurveillance.org/content/10.2807/ese.15.30.19626-en