青云翻译

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Summary: aims to understand the Dushanzi District measles antibody level of measles epidemic characteristics and population distribution, provide theoretical basis for the Dushanzi District immunization strategy. A randomized stratified cluster sampling method for extraction of respondents 914 peopl

Abstract: The goal for the understanding tushantze area measles popular characteristic and the crowd measles immune body level distribution, provides the theory basis for the tushantze area immunity strategy. The method uses the stochastic lamination group sampling the method extraction investigatio

正在翻译，请等待...

Summary: aims to understand the Dushanzi District measles antibody level of measles epidemic characteristics and population distribution, provide theoretical basis for the Dushanzi District immunization strategy. A randomized stratified cluster sampling method for extraction of respondents 914 peopl