Why the study?
Blood biomarkers provide critical health data in older populations, but collecting blood samples in representative population surveys in large developing countries is very difficult.
This paper details the methodology and feasibility of collecting blood biomarkers in a large, nationally representative survey of middle-aged and older adults in China.
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Feasibility of large-scale blood biomarker collection in China supports expanded aging research; leaves clinical adoption open pending validation.
Chen et al. (2019) studied this question.
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