结论拦截调查是一种经济方便、拒访率低的横断面调查方法，其在卫生服务中应用将越来越多。
Conclusion the interception investigation is one of the cross section investigation method, economy and convenient, resists visiting rate low. It will be more and more applied in the hygienic service.
结论拦截调查是一种经济方便、拒访率低的横断面调查方法，其在卫生服务中应用将越来越多。
Conclusion the interception investigation is one of the cross section investigation method, economy and convenient, resists visiting rate low. It will be more and more applied in the hygienic service.
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