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[Analysis of main transmission factors of hepatitis A]
1Sanitary and Anti-epidemic Station of Zhe Jiang Province.
Abstract:
A case control study (1:2) of 182 pairs of Hepatitis A was carried out in Weng-ling Zhe-jiang during April 1988. The results showed that adjusted odds ratio (aOR) had a dose-response relationship with exposed different food factors.