https://www.siliconvalley.com/2020/12/18/senior-living-with-vaccine-delivery-imminent-nursing-homes-must-make-a-strong-pitch-to-residents/

Imagine this: Your elderly mother, who has dementia, is in a nursing home and COVID-19 vaccines are due to arrive in a week or two.

You think she should be vaccinated, having heard the vaccine is effective in generating an immune response in older adults. Your brother disagrees. He worries that development of the vaccine was rushed and doesn’t want your mother to be among the first people to get it.