A controlled follow-up study of adolescents exposed to a school shooting--psychological consequences after four months.
Suomalainen
L
L
Department of Mental Health and Substance Abuse Services, National Institute for Health and Welfare (MIPO/LAMI), P.O. Box 30, 00271 Helsinki, Finland. laura.suomalainen@hus.fi
Haravuori
H
H
Berg
N
N
Kiviruusu
O
O
Marttunen
M
M