IntroductionObservational studies have reported the association between gut microbiota and the risk of lower respiratory tract infections (LRTIs). However. whether the association reflects a causal relationship remains obscure. MethodsA bidirectional twosample Mendelian randomization (MR) analysis was conducted by assessing genome-wide association study (GWAS) summary statistics for g... https://lockdownsecuritycanada.shop/product-category/terminal-release-set/