‘Explosive’ meningitis outbreak is unprecedented, officials say BBCMeningitis B outbreak blamed on unprecedented ‘super-spreader’ event – latest The IndependentCases of invasive meningococcal disease notified in Kent GOV.UKMeningitis is back – and here is why | Devi Sridhar The GuardianAn ‘Unprecedented’ Outbreak of Meningitis Raises Alarm in Britain The New York Times