293,730 X-LINKED X-linked mental retardation 2 : Proceedings of the Second International Workshop on Fragile and X-Linked Mental Retardation held on Dunk Island, Australia August 20-23, 1985 / John M. Opitz, ed. ; James F. Reynolds, ass. ed. ; La Veile M. Spano, ass. ed. - New York : Alan R. Liss, Inc., [1986]. - XV, [1], 758 s. : il. ; 27 cm Odb. z American Journal of Medical Genetics ISBN 0-8451-4211-9