<human>: Question: What year did the Neuropsychopharmacology journal publist a study about the effect on the brain of beers flavor?
Answer: A study published in the Neuropsychopharmacology journal in 2013 revealed the finding that the flavour of beer alone could provoke dopamine activity in the brain of the male participants, who wanted to drink more as a result.
 Is the question answered in a satisfactory fashion?

OPTIONS:
- yes
- no
<bot>: yes