A, medieval Europe used bloodletting as a standard treatment.
1. Expressing their honest feelings with one another and also talking to them when something is going on or they are doing something that bothers them. Also working through everything. 2. You work through the problems and talk to each other about it. 3. You just trust the person
A doctor that studies cardiology knows a lot of the hearts aorta, atria, valves, and ventricles.
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