21.   Elkington, the defending champion at Doral, said his sinus problems are not as serious as they were four years ago.

22.   Has been plagued with sinus problems this year and comes here without his longtime caddie, Squeeky Medlen, who has leukemia.

23.   He later said he was also suffering from sinus problems.

24.   He said doctors suggest he might have a sinus problem that requires surgery.

25.   He underwent surgery for a sinus problem in November, after pulling out of a quarterfinal against Jonas Bjorkman at the U.S. Open.

26.   He underwent surgery for a sinus problem last November, after the U.S. Open withdrawal.

27.   He was taking an antihistamine to combat a chronic sinus problem.

28.   His chronic sinus problems cleared up.

29.   His opponent Wednesday, two-time champion Sergi Bruguera, retired with sinus problems.

30.   Korda followed his win over Sampras at the U.S. Open by retiring against Bjorkman in the quarterfinals because of illness associated with sinus problems.