Treatment of cervical arteries dissection: end of a debate?

https://jamanetwork.com/journals/jamaneurology/fullarticle/2725385?guestAccessKey=57a64efc-e0d6-4b18-b523-170c68a2ba44&utm_content=weekly_highlights&utm_term=061519&utm_source=silverchair&utm_campaign=jama_network&cmp=1&utm_medium=email

Perhaps this RCT should have had a third branch with no blood thinner?