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| 2023, Vol. 30(4): 269-274 DOI: 10.3969/j.issn.1006-5253.2023.04.006 | ||
| Analysis and prediction of mortality difference of malignant tumors in urban and rural residents | ||
| Wei Fei，Wang Qi，Wang Jifu，Li Zhiguo，Hu Zhiyong，Li Rui | ||
| School of Public Health and Management, Binzhou Medical University, Yantai 264003, China | ||
| Received 2023-04-24 Revised null | ||
| Supporting info | ||
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