Why would they need this then?

How many times have you heard of kids bring treated for blood clots?

https://www.fda.gov/news-events/press-announcements/fda-approves-first-oral-blood-thinning-medication-children

Only people mentioned by @wolfskin in this post can reply

In response wolf skin to his Publication

Blood thinner 101, bud. 🤜🤛