6Tizon JL, Panella H, Maldonado R. Hysteria epidemics, epidemic conversion disorder or epidemic somatotrophic disorders: a new case of a fact for the 21st century. Aten Primaria,2000,25(7) :479-488.
7Schlenger WE,Caddell JM, Ebert L, et al. Psychological reactions to terrorist attacks: findings from the National Study of Americans' Reactions to September 11. JAMA, 2002,288 (5):581-588.
8Weir E. Mass sociogenic illness. CMAJ ,2005,172(1):36.
9Bartholomew R, Wessley S. Protean nature of mass sociogertic illness: from possessed nuns to chemical and biological terrorism fears. Br J Psychiatry,2002,180(4) :300-306.
10Clements CJ. Mass psychogenic illness after vaccination. Drug Saf,2003,26(9) : 599-604.