To investigate the effect of survey design, specifically the number of items and recall period, on estimates of household out-of-pocket and catastrophic expenditure on health.

研究家庭预算外健康开支和大病治疗开支的估算调查设计(尤其是项目数量和回忆期)的效果。

youdao

To investigate the effect of survey design, specifically the number of items and recall period, on estimates of household out-of-pocket and catastrophic expenditure on health.

研究家庭预算外健康开支和大病治疗开支的估算调查设计(尤其是项目数量和回忆期)的效果。

youdao