Case Control Studies

Famous quotes containing the words case, control and/or studies:

“Books constitute capital. A library book lasts as long as a house, for hundreds of years. It is not, then, an article of mere consumption but fairly of capital, and often in the case of professional men, setting out in life, it is their only capital.”
—Thomas Jefferson (1743–1826)

“The general fact is that the most effective way of utilizing human energy is through an organized rivalry, which by specialization and social control is, at the same time, organized co-operation.”
—Charles Horton Cooley (1864–1929)

“Even if one studies to an old age, one will never finish learning.”
—Chinese proverb.