Which method of measuring weight involves comparing a persons weight and height?

[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.

Arm circles are often effective dynamic stretches for swimmers because they

Adoctor fails to detect or disclose a debilitating birth defect in time to permit an abortion. under what tort can the child use? (a) wrongful birth (b) wrongful death (c) wrongful life (d) duty theory