11.  Betselem and other groups have said that Palestinian detainees are routinely deprived of sleep for long periods, tied up in painful positions and severely beaten to extract confessions.

12.  But human rights groups say interrogation methods routinely include sleep deprivation, placing dirty hoods over the heads of detainees and tying them up in painful positions.

13.  During his detention at Jalameh prison near the Israeli port city of Haifa, Tarabieh was tied up in painful positions and forced to sit for hours.

14.  For two months, Ahmar was frequently deprived of sleep and cuffed to a chair in painful positions for hours on end.

15.  For two months, Ahmar said he was frequently deprived of sleep and cuffed to a chair in painful positions for hours on end.

16.  He said he was handcuffed in a painful position for hours, had a dirty sack placed over his head and was denied adequate food and clean clothing.

17.  Human rights groups say interrogation methods routinely include sleep deprivation, placing dirty hoods over the heads of detainees and tying them up in painful positions.

18.  Israeli torture methods included sleep deprivation, shackling prisoners in painful positions, exposure to extreme cold and heat, and beating and threats, the group said.

19.  Shin Bet agents routinely tie up detainees in painful positions with urine-drenched hoods over their heads, shake them and blast them with loud music.

20.  Shrikat repeated charges made by other lawyers, that Barghouti is subjected to sleep deprivation and is tied to a chair in a painful position for long hours.