“…Outbreaks have been documented in numerous cultural (17,(21)(22)(23)(24)(25), ethnic (8,(26)(27)(28), and religious (4,26,(29)(30)(31) groups throughout the world (3,21,24,(32)(33)(34)(35)(36)(37). They have been attributed to the work of evil spirits (23,26,28,29,31,36,(38)(39)(40) or the spirits of dead ancestors (41), and intervention by traditional or ritual healers is not uncommon (22,26,28,36,42).…”