at-risk group
vulnerable group

Street children are also one of the most vulnerable groups.

Special attention must be given to the situation of vulnerable groups.

Young people from vulnerable social groups are particularly at risk.

It is also important to pay particular attention to vulnerable groups.

Sounds like they did a pretty good job, with a very hard to reach and vulnerable group of people.

The greatest attention must be paid to children and women, as the most vulnerable groups.

Women and children are the main vulnerable groups of exploitation.

It's designed to check the records of those who want to work with vulnerable groups.

Particular attention should be paid to the most vulnerable groups of people, including children and adolescents.

All vulnerable groups were fair game, few more so than migrants.