21.  Such mistreatment includes tying up detainees in painful positions, depriving them of sleep and placing stinking hoods over their heads.

22.  The human rights group Betselem and other groups have said that Palestinian detainees are routinely deprived of sleep, tied in painful positions and severely beaten to extract confessions.

23.  The methods were never made public, but prisoners are believed to be beaten, tied up in painful positions and deprived of sleep.

24.  The methods were never made public, but were believed to include sleep deprivation, beatings and tying up in painful positions.

25.  Tortures included beatings, shackling, confinement for prolonged periods in painful positions, hooding, sleep deprivation and denial of access to a toilet, the group said.

26.  Omar Immad said he had been deprived of sleep for five days, hooded, kept in the same painful position and beaten every time he moved.

27.  The attorneys alleged that Hagai Amir had been deprived of sleep and forced to remain in painful positions, interogation techniques used against Palestinian suspects, the sources said.

28.  The attorneys alleged that Hagai Amir had been deprived of sleep and forced to remain in painful positions, interrogation techniques used against Palestinian suspects, the sources said.