127 AN APPROACH TO IDENTIFY EPISTATIC GENES INVOLVED IN THE DEVELOPMENT OF AUTISM SPECTRUM DISORDER IN PATIENTS WITH FRAGILE X SYNDROME. (1st January 2004) - Nowicki, S. T.; Jacquemont, S.; Li, L.; Nguyen, D. V.; Gregg, J. P.; Hagerman, R. J.; Hagerman, P. J.; Institute, M. I.N.D.