The phrase 'concerns stem from' is correct and usable in written English.
You can use it when referring to the source of a particular concern or worry. For example: Many of the parents' concerns stem from their uncertainty about their children's future.
Their concerns stem from the higher likelihood of serious side effects from the vaccine.
Their emotional concerns stem from concrete problems, and they deserve a serious and respectful response.
Their "concerns" stem from an Observer report that the inquiry chairman, Sir William Macpherson, had been insensitive in handling race issues.
Mr. Wetzel's concerns stem from another legacy of Foxwoods -- the legal precedent that enabled the Mohegans to open a casino and created the possibility of future tribal casinos.
Their concerns stem from the risks of the vaccine, which is significantly more likely than any other vaccine to cause serious side effects.
Some of the senators' concerns stem from that report, but they also questioned why the office had failed to block the assets of several people designated by allies as terrorist financiers and reported by the news media.
Statoil's chief financial officer, Inge Hansen, said that those concerns stemmed from an outdated impression of Norway.
His concerns stemmed from the German team's runners, which are mounted on sleds and bend to assist in steering.
The concerns stemmed from the criminal convictions and accusations of organized crime connections against a former Safeway owner, the person said.
In a settlement with neighbors and environmental groups, Consolidated Edison has agreed to set aside $3.7 million to address air pollution concerns stemming from plans to increase the power output from its plant at East 14th Street in Manhattan.
He added that many of the concerns stemmed from the fact that doctors in this field tended to be conservative and that a new technology like Acclarent's threatened to disrupt how they practice.
