Ectodermal dysplasia/ectrodactyly in monozygotic female twins, report of a case: review and comments on the ectodermal dysplasia/ectrodactyly (cleft lip/palate) syndromes - Richieri-Costa, Antonio; Moraes, Sergio A. de Vilhena; Ferrareto, I.; Masiero, D. (Revista Brasileira de Genética, 1986)