TY  - RPRT
TI  - Structural congenital defects in multiple births.
AU  - P Mastroiacovo
AU  - L Botto
PY  - 1994
DO  - 10.1017/s0001566000002968
UR  - https://pubmed.ncbi.nlm.nih.gov/7847024/
ID  - 7847024
ER  -