Month of birth and gametopathy. An investigation into patients with Down's, Klinefelter's and Turner's syndrome.

Animals Biological Evolution Chromosome Aberrations Chromosome Disorders Climate Down Syndrome/genetics Estrus Female Fertilization Fetal Death Humans Infant, Newborn Klinefelter Syndrome Male Mathematics Models, Biological Ovulation Ovum Pregnancy Seasons Spermatogenesis Spermatozoa Turner Syndrome