This 1981 photo provided by the Centers for Disease Control and Prevention (CDC) shows an electron micrograph of Respiratory Syncytial Virus, also known as RSV. (PHOTO: CDC via AP) (ABC NEWS ...
The virus is a common one, but in the elderly and infants, it can have severe outcomes. File An electron microscope image of human respiratory syncytial virus (RSV) virions, provided by the U.S ...