Risk of recurrence and carrier frequency for X-linked lethal recessives.
D005260:Female; D005787:Gene Frequency; D005804:Genes, Lethal; D005808:Genes, Recessive; D005817:Genetic Counseling; D008040:Genetic Linkage; D005838:Genotype; D006801:Humans; D008297:Male; D011336:Probability; D012730:Sex Chromosomes; D013223:Statistics as Topic