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机译:Rural Enrollees In Medicare Advantage Have Substantial Rates Of Switching To Traditional Medicare
Drexel Dornsife Sch Publ Hlth, Dept Hlth Management & Policy, In Philadelphia, PA 19104 USA;
Brown Univ, Sch Publ Hlth, Dept Hlth Serv Policy & Practice, Providence, RI 02912 USA;