21.   A rise in prematurity has also occurred among women who began receiving prenatal care during the first trimester of pregnancy, she reported.

22.   A smaller, but significant, number of hospitalization and deaths occurred among healthy women in both age groups.

23.   Adolescents and young adults account for a significant proportion of the injuries, with the highest rate occurring among teen girls.

24.   But it has also occurred among people taking other drugs to combat HIV, the virus that causes AIDS.

25.   But it makes more sense for these investments to occur among individuals in private accounts, not with government holding shares in private businesses.

26.   But the most dramatic events occurred among artists and museums, particularly in New York.

27.   Few, if any, earlier studies have examined drug-error deaths occurring among outpatients.

28.   Examples of two closely related species occupying the same range without loss of identity from interbreeding, called sympatric speciation, are generally believed to occur only among insects.

29.   Great expectorations occur among those who wish to stay sober.

30.   Half of all date rape occurs among high school age girls, Hodell said.