TY  - RPRT
TI  - Chorionic villi sampling for detecting fetal disorders.
AU  - R M Hammer
AU  - M A Tufts
DO  - 10.1097/00005721-198601000-00007
UR  - https://pubmed.ncbi.nlm.nih.gov/3079856/
ID  - 3079856
ER  -