Erfurt later suffered the ravages of the Black Plague, where over 16,000 residents died during a ten-week period in 1350.

A formal scientific paper is required on some element of this research at the end of the ten-week period.

There were five separate trips planned during the ten-week period.

The song gradually climbed the chart over a ten-week period, peaking at number eight, and exited the chart after a total of twenty weeks.

Over a ten-week period, four intensive-care patients had succumbed to blood poisoning and died.

Also, a series of quests over a ten-week period, titled "From a Different Sky" were released from May 22 to July 24.

During a ten-week period, visitors to a web site were asked to guess which city would be next.

Each semester is divided into two ten-week periods including an exam period at the end of each period.

The feat of killing 1,000 rats took place over a ten-week period, with one hundred rats being killed each week ending on 1 May 1862.

Serum samples were drawn prior to each immunization over a ten-week period.