[4] The bomb, thought to have been triggered by a timer mechanism, detonated around 9:00 PM at a night market in the eastern town of Peureulak.
[8] The majority of casualties were treated in Langsa general hospital, which lacked enough surgeons to operate on injured victims; they requested more doctors be sent from the provincial capital Banda Aceh and the North Sumatran city of Medan to supplement them.
[7] However, a spokesman for GAM denied responsibility, stating the separatist group had never staged an attack to kill Acehnese.
[5] Due to a victim being a member of GAM, local police investigated the possibility of a suicide attack; findings were inconclusive.
[8] At the time, the Free Aceh Movement separatists had no history of targeting civilians or public bombings.