Eighth seed Jim Courier withdrew because of a bruised right knee , and 1988 Open champion Mats Wilander bowed out due to a groin pull , organisers said .
<response> Eighth seed <person>Jim Courier</person> withdrew because of a bruised right knee , and 1988 <misc>Open</misc> champion <person>Mats Wilander</person> bowed out due to a groin pull , organisers said . </response>