https://www.nf-kbinhibitor.com/index.php/2016/10/31/the-mirna-ranges-were-normalized-in-opposition-to-rnu6b-u6-rna-mirna-expression-profiling-also-revealed-induction-of-pre-mir-663-at-each-the-time-details-post-infection-aside-from-the-mature-mir-66/