Sentence examples for changes have existed from inspiring English sources
Some changes have existed all over the history, but, what differs this period with other ones is rapid change, complicated and developed environment of organizations.
In contrast, several practices that had initially signed up to the SCR project but had subsequently withdrawn from it reflected that little tension for change had existed within their organisation: "We were very, very strongly encouraged to go ahead [by the primary care trust].
However, the soft tissue changes may have existed after the maxillary osteotomy: the changes of width of the alar base, upturning of the nasal tip, upper lip thinning, downturning of the commissures, and opening of the nasolabial angle [1, 2].
Any changes to regulations that have existed for some time and moved into implementation, like fuel-efficiency standards for cars and trucks or rules controlling the carbon dioxide emissions from new power plants, would certainly face legal challenge from environmental groups, some state governments, and even industry groups seeking certainty or to protect investments.
Calls to change the date of Australia Day have existed for years, with organized protests existing since at least 1938.
Therefore, some unknown confounding factors might have existed or changed during follow-up.
Some unknown confounding factors may have existed or changed during the follow-up period.
Up until now, no valid biomechanical findings have existed on the changes in intraarticular loads following arthrodesis.
This means entire ways of life that have existed for centuries will be relocated and changed forever.
Stock markets have existed since the 12th century in France, and very little has changed in the intervening centuries.
