TY  - GEN
AU  - Bronstein,M
AU  - Yoffe,N
TI  - [Early prenatal detection of trisomy 18 by transvaginal sonography]
SN  - 0017-7768
PY  - 1990///0323
KW  - Chromosome Aberrations
KW  - diagnosis
KW  - Chromosome Disorders
KW  - Chromosomes, Human, Pair 18
KW  - Female
KW  - Fetal Diseases
KW  - Humans
KW  - Pregnancy
KW  - Prenatal Diagnosis
KW  - Trisomy
KW  - Ultrasonography
KW  - methods
N1  - Publication Type: English Abstract; Journal Article
ER  -