RONNE-ENGSTRÖM , E., 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”. Upsala Journal of Medical Sciences, vol. 119, no. 1, Oct. 2013, pp. 38–43, doi:10.3109/03009734.2013.849781.