[1] Grp Hosp Pitie Salpetriere, Inst Myol, Unite Morphol Neuromusculaire, AP HP, F-75651 Paris 13, France
[2] Grp Hosp Pitie Salpetriere, Ctr Reference Neuromusculaire Paris Est, AP HP, F-75634 Paris, France
[3] Grp Hosp Pitie Salpetriere, Lab RMN AIM CEA, AP HP, F-75634 Paris, France
[4] Grp Hosp Pitie Salpetriere, Inst Myol, AP HP, Serv Neuropathol, F-75634 Paris, France
[5] Univ Strasbourg, INSERM, CNRS, Dept Neurobiol & Genet,IGBMC,U964,UMR7104, Illkirch Graffenstaden, France
[6] Coll France, Chaire Genet Humaine, Illkirch Graffenstaden, France
[7] INSERM, U974, Paris, France
[8] Univ Paris 06, CNRS, UMR S974, UMR7215,IFR14,Inst Myol, Paris, France
[9] Hop Raymond Poincare, Serv Radiol, Garches, France