Application of spatial analysis by nearest neighbor method in food safety risk surveillance
LIANG Hui, WANG Bo-yuan, DENG Xiao-ling, et al
S China J Prev Med . 2017, (4): 317 -321 .  DOI: 10.13217/j.scjpm.2017.0317

Copyright © 2019 South China Journal of Preventive Medicine, All Rights Reserved.
E-mail: gdsjkzx_hnyfyx@gd.gov.cn
Powered by Beijing Magtech Co. Ltd