[1]
Gunaratnam, P., Massey, P., Durrheim, D. and Torvaldsen, S. 2013. Invasive meningococcal disease in elderly people, New South Wales, Australia, 1993 to 2012. Western Pacific Surveillance and Response. 4, 4 (Dec. 2013). DOI:https://doi.org/10.5365/wpsar.2013.4.4.001.