How many older adults are on chronic care?

[120 total points] (public health) in one of the largest human experiments ever conducted, in 1954 a randomized controlled trial was run to see whether a vaccine developed by a doctor named jonas salk was effective in preventing paralytic polio. a total of 401,974 children (ages 6–9), chosen to be representative of those who might be susceptible to the disease, were randomized to two groups: 200,745 children (the control group c) were injected with a harmless saline solution (a placebo) and the other 201,229 children (the treatment group t) were injected with salk’s vaccine.what was the point of giving saline solution to the children who didn’t get the vaccine? explain briefly.

What type of medicine to people take if they are lactose intolerance

Ori works at a flower shop in her town. when customers come in to purchase flowers as gifts, lori takes the time to really listen to their needs so she can recommend the perfect bouquet to them. as a result, lori's customers leave happy and return to this shop whenever they need to give a gift. lori's co-workers like her because she gets along with everyone and compliments them on the bouquets they have put together. what workplace habit does lori demonstrate?