1. X-linked mental retardation, macro-orchidism and the Xq27 fragile site;Distribution, phenotypic effects; cytogenetics;Am J Huin Genet,1979
2. Familial X-linked mental retardation and fragile X chromosomes in two Swedish families;Gustavson, K.H.; Holmgren, G.; Blomquist, H.K.;Clin Genet,1981
3. Fragile X in a normal male: a cautionary tale;Daker, M.G.; Chidiac, P.; Fear, C.N.; Berry, A.C.;Lancet,1981
4. X-linked mental retardation with fragile X. A pedigree showing transmission by apparently unaffected males and partial expression in female carriers;Nielsen, K.B.; Tommerup, N.; Poulsen, H.; Mikkelsen, M.;Hum Genet,1981
5. Fragile X-linked mental retardation: the Martin-Bell syndrome;Richards, B.W.; Sylvester, P.E.; Brooker, C.;J Ment Dc'fic Res,1981