TY  - RPRT
TI  - Amniocentesis needle with improved sonographic visibility.
AU  - S R Hurwitz
AU  - M P Nageotte
PY  - 1989
DO  - 10.1148/radiology.171.2.2649929
UR  - https://pubmed.ncbi.nlm.nih.gov/2649929/
ID  - 2649929
ER  -