The first-class interval in the grouped frequency distribution is 5-10. The width of the interval is:

In which liver disease is the DeRitis ratio (AST: ALT) usually less than or equal to 1?

A. Acute viral hepatitis B. Cirrhosis C. Alcoholic hepatitis D. All of the above

Demographic information for the patient must be on the lab requisition form

Indicate whether the statement is true or false