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A web server is the main hub through which all Internet services are accessed.
Echocardiogram
A non-invasive ultrasound test that uses sound waves to create images of the heart, helping diagnose and monitor heart disease.
Mild Sedative
A medication or drug that helps to calm or induce mild sleepiness without causing unconsciousness.
Tetralogy of Fallot
A congenital heart defect consisting of four related heart abnormalities that affect blood flow through the heart.
Cyanotic
Having a bluish discoloration of the skin and mucous membranes due to insufficient oxygen in the blood.
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