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Investigating on the effects of national essential medicine policy on primary care facilities in Hebei province: a case study
Zhao Yang, Yile Zhao, Jing Chen, Jiaxuan Yu, Jianwen Lan, Bin Jiang
Journal of Chinese Pharmaceutical Sciences . 2015, (10): 683 -689 .  DOI: 10.5246/jcps.2015.10.088