Improving perinatal regionalization for preterm deliveries in a Medicaid covered population: initial impact of the Arkansas ANGELS intervention.
Bronstein JM, Ounpraseuth S, Jonkman J, Lowery CL, Fletcher D, Nugent RR, Hall RW. Improving perinatal regionalization for preterm deliveries in a Medicaid covered population: initial impact of the Arkansas ANGELS intervention. Health Serv Res. 2011 Aug; 46(4):1082-103.