@misc{indiciae002fc24c92d8, title = {Chorionic villus sampling. Evaluating safety and efficacy.}, author = {B Modell}, year = {1985}, doi = {10.1016/s0140-6736(85)91272-3}, url = {https://pubmed.ncbi.nlm.nih.gov/2858004/}, note = {Source identifier: 2858004} }