Grønbæk, J K, Toescu, S, Frič, R, Nilsson, P, Castor, C, Mallucci, C, Pizer, B, Aquilina, K, Molinari, E, Hjort, M A, Karppinen, A, Rutkauskiene, G, Mudra, K, Markia, B, van Baarsen, K, Hoving, E, Zipfel, J, Wibroe, M, Nysom, K, Schmiegelow, K, Sehested, A, Mathiasen, R, Juhler, M & CMS study group 2022, ' Postoperative speech impairment and cranial nerve deficits after secondary surgery of posterior fossa tumours in childhood : a prospective European multicentre study ', Child's Nervous System, vol. 38, no. 4, pp. 747-758 . https://doi.org/10.1007/s00381-022-05464-0