The former are yet to reach their peak, the latter are past it.
Because they are the weakest links
Children-Elderly was created in 1997.
Children-Elderly ended in 1997.
The children and the elderly were gassed.
Children
Their immune systems are weaker and if they were to get whatever the vaccination was supposed to prevent or at least minimize, the results would be much worst for them. Small children, particularly infants, and the elderly are more likely to have serious consequences if they contact a disease.
Children and the elderly.
Hypernatremia is especially dangerous for children and the elderly
No
Children are more able to do stuff then the elderly.
Pneumonia can kill, from babies to elderly. All ages are vulnerable, but especially babies/children, and the elderly or infirm.
It is generally the adult children of the elderly person that tries to get their parent into a nursing home if the elderly person is no longer competent to look after themselves, but in many States and in Canada this has to be doctor approved for the security of that elderly parent because some elderly parents are quite capable of living with their grown children or even on their own. However, either in a Will or if the elderly person is lucid (thinking very clearly) they can name anyone to become Power of Attorney to care for them if they do not trust their adult children's decisions.