Author Question: There is a higher prevalence of multiple sclerosis among A) males. B) females. C) Africans. ... (Read 23 times)

tth · **on:** Jun 22, 2018

There is a higher prevalence of multiple sclerosis among

A) males.
B) females.
C) Africans.
D) Asians.
E) children.

Question 2

It has been shown that multiple sclerosis is more common in people who spent their childhoods in a cool climate. This information was obtained from

A) an experiment.
B) a laboratory experiment.
C) an epidemiological study.
D) a clinical trial.
E) a within-subject experiment.