Which of the following is the most important indication of loop diuretics?

Physicians who charge interest on past-due balances must:

A) post written interoffice notices. B) allow 30 days to pass before the financial charges are implemented. C) check state laws. D) post notices, check state laws, and allow 30 days to pass before implementing interest.

Some managed-care plans dictate:

A) referrals. B) medications, fees, and referrals. C) fees and medications. D) referrals and medications.