By describing the current situation, the problems in urban medical assistance cost control are pointed out: the lack of systematic research, and no suitable control model and routing choice.

通过阐述城市医疗救助费用控制的研究现状，指出城市医疗救助费用控制研究存在的问题：缺乏系统的研究、没有提出适宜的控费模式和路径选择。

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By describing the current situation, the problems in urban medical assistance cost control are pointed out: the lack of systematic research, and no suitable control model and routing choice.

通过阐述城市医疗救助费用控制的研究现状，指出城市医疗救助费用控制研究存在的问题：缺乏系统的研究、没有提出适宜的控费模式和路径选择。

youdao