This is a narrative review synthesizing existing evidence on arthritis epidemiology in two countries, without new primary data, original analysis, or quantified comparisons; it identifies research gaps and proposes priorities rather than answering a defined question.
This is a narrative review synthesizing preclinical and early-stage evidence for mRNA malaria vaccines; it raises the prospect of mRNA platforms as superior to existing vaccines but does not report clinical trial data, efficacy estimates, or head-to-head comparisons in humans.