The congenital myasthenic syndrome mutation RAPSN N88K derives from an ancient Indo-European founder. Issue 8 (30th July 2004) - Müller, J S; Abicht, A; Burke, G; Cossins, J; Richard, P; Baumeister, S K; Stucka, R; Eymard, B; Hantaï, D; Beeson, D; Lochmüller, H