Hence the US government and insurance organizations carried on series of micro-innovations and macro-reforms, such as managed care and DRG, aiming at extending coverage and reducing expenditure.是什么意思_Hence the US government and insurance organizations carried on series of micro-innovations and macro-reforms, such as managed care and DRG, aiming at extending coverage and reducing expenditure.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句