The name was given to them by the American Indians, who saw a resemblance between their dark curly hair and the coat of the buffalo.

VOA: standard.2009.11.25

A leading Nigerian blood specialist is the WHO . cancer. is alarmed at the growing numbers of cases of cancer - the name given to a class of diseases characterized by the uncontrolled growth of cells, which then form tumors.

VOA: standard.2010.06.16