%0 Journal Article %T Comparison of Avian Influenza Virus Contamination in the Environment Before and After Massive Poultry H5/H7 Vaccination in Zhejiang Province, China %A Enfu Chen %A Jinren Pan %A Ka Chun Chong %A Maggie Wang %A Shelan Liu %A Steven Yuk-Fai Lau %A Wei Cheng %A Xiaoxiao Wang %A Zhao Yu %J Archive of "Open Forum Infectious Diseases". %D 2019 %R 10.1093/ofid/ofz197 %K avian influenza virus %K environment contamination %K poultry vaccination %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6546204/