After working in the field with a stethoscope, you’ll notice that it takes quite a beating. Because they aren’t cheap, it helps to know how to take care of them. Doing a little maintenance also keeps it in optimal working condition.
After working in the field with a stethoscope, you’ll notice that it takes quite a beating. Because they aren’t cheap, it helps to know how to take care of them. Doing a little maintenance also keeps it in optimal working condition.