11.   He had to undergo hemodialysis on Monday and Tuesday, a process in which an instrument functions as an artificial kidney cleansing the blood.

12.   His blood continued to be cleaned by an artificial kidney, it said.

13.   It is named for Holger Crafoord, who invented the first artificial kidney.

14.   On Sunday doctors fitted Papandreou with a special catheter to make it easier to connect him to the artificial kidney.

15.   The double tube will make it easier to hook him to the artificial kidney.

16.   The letter was sent after doctors on Sunday fitted Papandreou with a special catheter to make it easier to connect him to an artificial kidney.

17.   The letter was sent after doctors on Sunday fitted Papandreou with a special catheter to make it easier to connect him with an artificial kidney.

18.   The prize is named for Holger Crafoord, inventor of the first artificial kidney.

19.   He was also still receiving artificial kidney support.

20.   However Papandreou was still receiving artificial kidney support.