Symptom - A subjective indication of the presence of disease or a departure from the body’s normal state of functioning. ⏎
Skin Lesion - Any abnormal tissue on the skin caused by injury or disease.⏎
Universal Flu Vaccine - A vaccine that is effective against all forms of the influenza virus.⏎
Trachea - The main trunk of the network of tubes that carries air to and from the lungs, sometimes referred to as the “windpipe.”⏎