{{Cite journal| doi = 10.1136/bjsm.2009.064741| issn = 1473-0480 (Electronic) 0306-3674 (Linking)| volume = 43| issue = 13| pages = 1020–5| last1 = Hasler| first1 = R. M.| last2 = Dubler| first2 = S.| last3 = Benneker| first3 = L. M.| last4 = Berov| first4 = S.| last5 = Spycher| first5 = J.| last6 = Heim| first6 = D.| last7 = Zimmermann| first7 = H.| last8 = Exadaktylos| first8 = A. K.| title = Are there risk factors in alpine skiing? A controlled multicentre survey of 1278 skiers| journal = Br J Sports Med| date = 2009-10-23| pmid = 19846420}}