van den Wijngaard, C., van Asten, L., van Pelt, W., Nagelkerke, N. J., Verheij, R., de Neeling, A. J., . . . Koopmans, M. P. (2008). Validation of Syndromic Surveillance for Respiratory Pathogen Activity. Centers for Disease Control and Prevention.
Dyfyniad Arddull Chicagovan den Wijngaard, Cees, et al. Validation of Syndromic Surveillance for Respiratory Pathogen Activity. Centers for Disease Control and Prevention, 2008.
Dyfyniad MLAvan den Wijngaard, Cees, et al. Validation of Syndromic Surveillance for Respiratory Pathogen Activity. Centers for Disease Control and Prevention, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.