UN Secretary-General Ban Ki-moon on Wednesday called for Palestinians being held by Israel under administrative detention to be brought to trial or set free.

Ban expressed concern for the medical condition of Palestinian hunger strikers in Israeli prisons, "especially those held in what is known as administrative detention," a spokesperson said.

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The secretary-general emphasized that "those detained must be charged and face trial with judicial guarantees, or released without delay."

In order to avert any further deterioration in the hunger-strikers' health, he urged all parties to find a solution without delay.