11.   A small price to pay for health, perhaps, but does the treatment work?

12.   A. Such a concrete treatment can work, and can look pretty good.

13.   Acetaminophen poisoning can be treated, but the treatment works best if started early.

14.   After treating six patients, Schatz said he was sure the treatment was working.

15.   AIDS specialists do not fully understand how the treatment works.

16.   Burzynski said the National Cancer Institute agreed that his treatment worked.

17.   But how the treatment worked was unclear.

18.   But such a treatment would only work if a patient had time to wait for new tissues to grow.

19.   But the maternal get-outta-town treatment worked.

20.   But the experimental treatment was working.