E. RONNE-ENGSTRÖM, L. BOROTA, R. KOTHIMBAKAM, N. MARKLUND, A. LEWÉN, and P. ENBLAD, “Outcome from spontaneous subarachnoid haemorrhage—results from 2007–2011 and comparison with our previous series”, ujms, vol. 119, no. 1, pp. 38–43, Oct. 2013.