Sanders的版本是。杨和Buttigieg的不是:多个payers共存,民众保留选择权
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• https://bbs.wenxuecity.com/currentevent/1873324.html -非否- ♀ (0 bytes) () 09/27/2019 postreply 10:24:27
• https://bbs.wenxuecity.com/currentevent/1873324.html -非否- ♀ (0 bytes) () 09/27/2019 postreply 10:24:27