Severe complications are more likely in young children and older adults.

It can have severe complications and high mortality despite treatment.

It's important to report and look very carefully at the severe complications.

Those who survive without treatment are likely to have severe complications and other cardiovascular problems, or to die suddenly during the following years.

There were 405 severe complications, and 78 children died.

As it is, the September political calendar presents severe complications.

Many physicians, as yet, may have had little experience or training in managing this disease and its associated severe complications.

Ward almost lost the leg after developing severe complications and he is back in hospital this week for further treatment.

Severe flu-related complications are most common in children younger than 2.

Subsequent infection with a different type increases the risk of severe complications.