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. 1971 Jun;15(2):121-9.
doi: 10.1111/j.1365-2788.1971.tb01149.x.

The incidence of mongol twins

B W Richards

The incidence of mongol twins

B W Richards. J Ment Defic Res. 1971 Jun.
No abstract available

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  • Dizygotic twins with Down's syndrome.
    Fielding DW, Walker S. Fielding DW, et al. Arch Dis Child. 1972 Dec;47(256):971-3. doi: 10.1136/adc.47.256.971. Arch Dis Child. 1972. PMID: 4265044 Free PMC article. No abstract available.