The determination of causation is most easily accepted on the basis of
A) clinical trials.
B) studies using the risk factor approach.
C) community trials.
D) experimental studies.
D
Psychology
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Tricyclic drugs seem to exert their therapeutic effects by
a. retarding the reuptake of norepinephrine and serotonin. b. retarding the reuptake of GABA. c. preventing the release of norepinephrine and serotonin. d. blocking postsynaptic receptors sensitive to norepinephrine and serotonin. e. facilitating the reuptake of norepinephrine and serotonin.
Psychology
In which communication network do all members have an equal opportunity to communicate?
a. wheel b. chain c. concom d. circle
Psychology