Letter: Congenital limb-reduction deformities.
D004480:Ectromelia / Q000139:chemically induced / Q000453:epidemiology*; D004739:England; D005260:Female; D012739:Gonadal Steroid Hormones / Q000009:adverse effects; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D012621:Seasons; D012744:Sex Ratio
D012739:Gonadal Steroid Hormones