Spatial?temporal epidemiological analysis of human infections with avian influenza A(H7N9) virus in Foshan, 2013-2017
HUANG Jia-yin,YANG Ze-feng,LIANG Zi-mian
S China J Prev Med . 2018, (6): 501 -506 .  DOI: 10.13217/j.scjpm.2018.0501