"Part of the motivation for this study is to take a neutral, clear-eyed approach to see how cannabis affects chronic users in their everyday lives." Do you have a tip on a science story that ...
"Our hearts are heavy tonight for the lives shattered by today's horrific shooting in Charlotte, NC. We mourn the loss ... police were able to clear the home and confirmed that two people were ...
Arterial filter (arterial blood filter) is suitable for heart surgical operation under extracorporeal circulation. In the artery, it can remove micro-aggregates and micro-emboli. Membrane ...