TY  - RPRT
TI  - Down syndrome and parity.
AU  - M Clementi
AU  - S Bianca
AU  - F Benedicenti
AU  - R Tenconi
AU  - Working Group on Down Syndrome
PY  - 1999
DO  - 10.1159/000016178
UR  - https://pubmed.ncbi.nlm.nih.gov/15178957/
ID  - 15178957
ER  -