A second treatment is occasionally required if not improved after 3 to 7 days.

Obviously, some issues will occasionally require debate, like that of the scope, for example.

Warm conditions have occasionally required the finish line be moved to a flat field just west of the lake.

He still occasionally requires a crutch to get around because of the injury.

Efforts to revive the child must not be quickly given up, as a successful outcome occasionally requires half an hour of work or even longer.

Dynamic social change occasionally require rules within a society to change.

They may occasionally require other supplementary pages, including those for capital gains.

Quinton's business occasionally required that she visit the City or the docks.

Nevertheless, he said, the system occasionally requires human intervention.

This may become life-threatening and occasionally requires a liver transplant.