@misc{indiciae938f3ca0dfe6, title = {U.S. obstetric procedures, 1998.}, author = {S C Curtin and T J Mathews}, year = {2000}, doi = {10.1046/j.1523-536x.2000.00136.x}, url = {https://pubmed.ncbi.nlm.nih.gov/11251492/}, note = {Source identifier: 11251492} }