11.   The finding may help target prevention messages and treatment on teens most susceptible to marijuana dependency.

12.   The new findings are causing federal health officials to rethink their AIDS prevention messages, CDC officials said.

13.   The tales frustrate health officials who are trying to spread real, if less sexy, disease prevention messages about handwashing and safer sex.

14.   This research will be accompanied by a strong prevention message, they said.

15.   We remind the women that this is the same kind of public health prevention message that they give on tobacco, alcohol or cholesterol.

16.   Without more incisive, focused behavioral research, prevention messages alone will not stop the global epidemic.

17.   The MCPF has also sought co-operation of the Housing Developers Association and others for advertising space on billboards and hoardings for crime prevention messages and the like.

18.   Big concerts and rallies are planned in many African countries, with South Africa focusing its activities at Bloomfontein to bring the AIDS prevention message closer to provincial areas.