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| 2023, Vol. 30(4): 253-257 DOI: 10.3969/j.issn.1006-5253.2023.04.003 | ||
| Research on the influence of centralized volume-based drug procurement policy on drug use in Shandong Province based on ITS model | ||
| Chi Ying，Wei Xinjiang，Zhang Huifeng | ||
| School of Mathematics and Statistics Science, Ludong University, Yantai 264039, China | ||
| Received 2023-04-06 Revised null | ||
| Supporting info | ||
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