Still, it is easy to come up with. other ways in which smokers and nonsmokers might not. be comparable, and some critics did this. There are. differences in personality, the critics observed, and per-. haps also differences in genetics. Recognizing that hidden bias is always a possibility in. principle, Cornfield and colleagues (5) tried to bring. some order-to such criticisms of the smoking studies. They asked the following question.
Maghreb means west. The countries of the Maghreb region of Northwest Africa (which is sometimes called Maghrib)are Tunisia, Algeria, Morocco, Libya, and Mauritania. Traditioâ¦nally the geographical region included only Morocco, Algeria, Tunisia, and Libya. The Arab Mahgreb Union of 1989 included Mauritania in the economic group.
The Barbary Coast. The Barbary Coast, or Berber Coast, was the term used by Europeans from the 16th until the 19th century to refer to much of the collective land of the Berber people. Today, the term Greater Maghreb or simply Maghreb corresponds roughly to Barbary.