What is a practical way you can use this knowledge of not being able to see objects at a certain point?

[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.

In the next 10 years how do you think hipaa guidelines will affect the roles and responsibilities of a medical transcriptionist?

Lilia is managing her high blood pressure. which type of technology could she use to her with this task? an automated blood pressure monitor at the grocery store an app that allows her to write her own prescriptions an emergency nurse hotline with available 24 hours a day a satellite urgent care clinic connected to her medical records