The prevalence of thyroid cancer has been shown to be similar in patients with a solitary nodule and patients with multiple nodules [30]. In glands with multiple nodules, the recommendation of the American Thyroid Association (ATA) is to biopsy nodules that are >10 mm and those that have suspicious features [15].
Rational Numbers: Any number that can be written in fraction form is a rational number. This includes integers, terminating decimals, and repeating decimals as well as fractions. An integer can be written as a fraction simply by giving it a denominator of one, so any integer is a rational number.
Real Numbers. In math, the real numbers contains both rational numbers and irrational numbers. The rational number is in the form of $\frac{5}{3}$, $\frac{-23}{40}$. And the irrational numbers like pi, $\sqrt 2$, any number in decimal representation like 2.4873.... where the digit is continuing in the way.