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What a medical stethoscope can help doctors hear - 1 views

Whether it is internal medicine or surgery, emergency or anesthesia, anyone who has seen a doctor at the hospital will notice that a medical stethoscope is always hanging around the doctor's neck.E...

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started by kbojezhang44 on 19 Mar 20 no follow-up yet

What are the functions of the breathing exercise machine - 1 views

The human body suffers from lung damage due to surgery or disease, which affects normal breathing. Therefore, it is necessary to restore the normal physiological function of the lung as much as pos...

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started by kbojezhang44 on 26 Oct 20 no follow-up yet

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What a medical stethoscope can help doctors hear - 1 views

What are the functions of the breathing exercise machine - 1 views

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