Other potential strategies include the provision of vitamin A supplements to at-risk groups.
These interventions focus on at-risk groups such as single, adolescent mothers and families of children with early behavior problems.
Accurate risk factor reporting can signal the emergence of new at-risk groups.
"This important research will give us a better idea of how to control infections and understand who the main at-risk groups are," says Keeling.
"Government urged to act quickly on public awareness as people in at-risk groups fail take up flu vaccine."
He said: "That's the most important thing, is people in the at-risk groups and the over-65s get those flu jabs."
Certain types of equipment may help prevent pelvic fractures for the most at-risk groups.
Children over six months old who are in an at-risk group are also eligible for the jab.
Fungicides should only be applied when absolutely necessary, especially if they are in an at-risk group.
