Because of this, blood-borne microorganisms (Hepatitis B, HIV), organisms associated with sexually transmitted disease (e.g., Gonorrhoea and Chlamydia), and normal fauna of the genito-urinary tract (e.g., Candida) are among those commonly seen in infection of newborns.
Lyrics in the song include references to bestiality (I fucked a sheep/I fucked a goat...) and acquiring sexually transmitted diseases (I've had the crabs, I've had the lice/I've had the clap...).