A surfeit of sero surveys 

Source: The Hindu  Relevance: This article explains the advantages and disadvantages associated with Sero surveys Synopsis:  Though Sero Surveys are useful in detecting the prevalence of antibodies, frequent surveys are expensive and futile Introduction: A sero surveillance ascertains the prevalence of past infectious disease in a population; In Covid cases, it helps to detect whether anti-bodies… Continue reading A surfeit of sero surveys