Which of the following best describes the classification of a drug used to counteract histamine?

Why is the first item in some drop-down lists a blank?

What will be an ideal response?

The payment to which a hospital is entitled is calculated by multiplying which of the following?

A) The hospital's IPPS rate by the DRG code B) The hospital's IPPS rate by the RBRVS unit C) The hospital's IPPS rate by the RW of the DRG code D) The hospital's IPPS rate by the MS-DRG weight E) None of the above