Aresearcher has performed a prospective study on a disease. to which specific kind of epidemiological study is this referring? descriptive case control analytical prodromal experimental

Carbon tetrachloride is a toxic liquid. a carbon tetrachloride molecule has one atom of carbon and four atoms of chlorine. what is its chemical formula?

According to bowers, which of the following best describes the dominance of interest groups in the state of nevada over time? political machines dominated during the first 50 years; from 1908 to 1958 railroad and mining interests dominated; primarily gaming interests from 1958 to the present. the railroad and mining interests dominated during the first 50 years of statehood; political machines dominated from 1908 to 1958; primarily gaming interests have dominated from 1958 to present. gaming interests have always dominated. railroad and mining interests dominated from statehood until 1959; gaming interests have dominated from 1959 to present. no one interest has ever dominated at any one time.

Which phrase correctly completes the statement? "the korean war " lasted 3 years. has never ended. was won by north korea. was won by south korea lasted 3 years. has never ended. was won by north korea. was won by south korea.