The Moroccan Siamese twins ( Hafsa and Ilham) arrived here today accompanied by their parents. the Siamese twins will undergo a separation surgical operation at King Abdulaziz National Guard Medical City at the expense of the Custodian of the Two Holy Mosques King Abdullah bin Abdulaziz. They were received at King Khalid International airport by a number of officials of the administration of health affairs at the national guard. The twins were admitted to King Abdulaziz Medical City to undergo primary tests prior to the separation operation.