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- [6] PARENTAL MOSAICISM AS A CAUSE OF DOWN SYNDROME - REPORT OF 46,XX-46,XX,-21,+T(21Q21Q) MOTHER AND 46,XY,+21,+T(21Q21Q) CHILD JOURNAL OF PEDIATRICS, 1977, 90 (05): : 786 - 788
- [8] 21-21 TRANSLOCATION - CORRELATION OF BANDING WITH MEIOTIC RESULTS HUMANGENETIK, 1973, 20 (03): : 269 - 271
- [10] CHILD WITH A 21-RING CHROMOSOME, 45,XX,21-/46,XX,21R INVESTIGATED WITH BANDING TECHNIQUE HUMANGENETIK, 1973, 18 (04): : 315 - 319