'It can be fatty matter on the wall of an artery, or a buildup of matter on a tooth'
Plaque
SCIENCE: It can be fatty matter on the wall of an artery, or a buildup of matter on a tooth
It can be fatty matter on the wall of an artery, or a buildup of matter on a tooth
It can be fatty matter on the wall of an artery, or a buildup of matter on a tooth
SCIENCE
Plaque
SCIENCE