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Tsitologiia I Genetika|February 1, 2003
[Sex ratio in Down syndrome]N V Kovaleva
Tsitologiia|October 3, 2003
[Chromosome 21 mosaicism. A review]N V Kovaleva
Genetika|October 1, 1992
[Age and chromosome nondisjunction]N V Kovaleva
Likars'Ka Sprava|October 21, 2006
[Anorexia nervosa variants and their correction]N V Kovaleva
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