They are rarely enforced, though, because they're a waste of police manpower and only marginally effective in reducing crime.

But others say Federal regulators have to be very careful before unleashing a marginally effective drug on millions of people.

Despite the winning record, Spooner was deemed only marginally effective.

Treatment of obesity has been marginally effective at best, particularly for extreme obesity.

Thermal eradication is a short term marginally effective and expensive method.

Would some have preferred a marginally effective treatment to a placebo?

Why would doctors prescribe a drug that is marginally effective?

As far as Domingo could tell, their efforts were no more than marginally effective.

Defensible space design tools were observed to be marginally effective in institutional and commercial settings.

But they are skeptical about achieving this goal, calling most proposals either politically impossible or marginally effective.