21.   The study did not address who would pay for it.

22.   The study does not address what it is about the father that could cause schizophrenia.

23.   The study also addressed the importance of Fokker to the companies that supply Fokker with material and know-how.

24.   The study did not address just when an abnormal behavior signals a serious problem.

25.   The study did not address whether retailers should be allowed to do the same.

26.   The study does not address whether the percentage of African-Americans owning stock has increased.

27.   The study does not address why prostaglandins pose the biggest risk.

28.   There are many issues the study does not address.

29.   This new study addresses many deficiencies of earlier research by following larger numbers of patients in greater depth, the authors said.

30.   What the current study does not address are the consequences of the isolation that may result from Internet use.