1.   As the war against conventional cigarette smoking intensifies, tobacco companies are staking part of their future on so-called alternative nicotine delivery systems.

2.   He suggests that tobacco companies are coming out with alternative nicotine delivery systems in direct response to the greater availability of smoking-cessation aids.

3.   Public health advocates say some sort of interim regulation for alternative nicotine delivery systems such as the Eclipse is needed.

4.   The strategy is to target alternative nicotine delivery systems now and save the bigger fight, against conventional cigarettes, for later.