beats by dre Israel has been "systematically" complicating international medical  humanitarian organization Doctors Without Borders (MSF)'s operations in  the occupied Palestinian lands for the past two years.Tel Aviv also  refuses to grant free passage to the Palestinian technicians, based in  the occupied East al-Quds (Jerusalem), to cross dr dre beats into the coastal sliver, thus preventing decent maintenance of the  medical equipment there.       The group would want Tel Aviv to allow the Palestinian staff, who  account for 90 percent of its workforce in the Gaza Strip, to cross into  Israel to receive the required training and supervision courses,  Jean-Luc Lambert, the humanitarian-aid monster beats NGO's head for the occupied West Bank and the Gaza Strip, was quoted by AFP as saying on Sunday.       Our requests for crossing permits for Palestinians come up against a monster headphones systematic refusal鈥�," added the official, saying that only one  Palestinian had been allowed to attend the courses. The demands were  turned down "on security grounds" by Tel Aviv -- which has been keeping  Gaza under a crippling siege since mid-June 2007 under the same pretext  -- he noted hip hop beats.