The researchers say the phenomenon is much more common than previously believed : they found that 2.47 percent of 689 randomly selected students in Munster , Germany , had the disorder .
Germany /location/location/contains Munster
DT NNS VBP DT NN VBZ RB RBR JJ IN RB VBN : PRP VBD IN CD NN IN CD RB VBN NNS IN NNP , NNP , VBD DT NN .
Germany
LOCATION
Munster
LOCATION
/location/location/contains