@misc{indiciae3ac99ea5c2b2, title = {Prenatal care need and access: a GIS analysis.}, author = {Sara McLafferty and Sue Grady}, year = {2004}, doi = {10.1023/b:joms.0000032848.76032.28}, url = {https://pubmed.ncbi.nlm.nih.gov/15446621/}, note = {Source identifier: 15446621} }