Vol 217, Issue 8: 17 October 2022. Dr Johanna Birrell is a public health and general medicine advanced trainee at the Northern Territory Centre for Disease Control. Professor Bart Currie is from the Royal Darwin Hospital and the Menzies School of Health Research. They discuss the prevention of invasive group A streptococcal disease, to accompany their research published here. With MJA news and online editor, Cate Swannell. 14 mins, 14 secs.