https://science.sciencemag.org/content/315/5812/655.full
https://twitter.com/microRNApro/status/1422966597438824454
https://twitter.com/DRAFZALNIAZ2/status/1422960474073804812
https://twitter.com/DRAFZALNIAZ2/status/1423345250274320388
man-made variants?
https://twitter.com/DRAFZALNIAZ2/status/1424195323027677184
https://twitter.com/DRAFZALNIAZ2/status/1424194671031500809
https://twitter.com/davidwozei/status/1423971635984543744
https://twitter.com/DRAFZALNIAZ2/status/1423677022757441544
https://twitter.com/DRAFZALNIAZ2/status/1423627619858325506