Strong epidemiologic evidence that cigarette smoking was a major case of heart disease existed long before there was any biological evidence.

Question

Quizplus · Accepted Answer

Epidemiological studies linking cigarette smoking to heart disease were published well before the biological mechanisms linking the two were understood. These studies showed strong correlations between smoking and increased rates of heart disease, laying the groundwork for later research into the biological causes.

Strong Epidemiologic Evidence That Cigarette Smoking Was a Major Case