henin-hardenne beaten on comeback justine henin-hardenne lost to elena dementieva in a comeback exhibition match in belgium on sunday for her second defeat in two days.  and the belgian  who has slipped to eight in the world after struggling with a virus  faces a tough australian open title defence next month.  i will be heading to australia with a lot of question marks over me  i know that   she said.  but i think there ll be less pressure than last time even if i am champion.  henin-hardenne was speaking after a 6-2 5-7 6-2 loss to world number six dementieva in charleroi  belgium  on sunday. the previous day  the olympic champion went down 6-2 7-5 to france s nathalie dechy.   i have to be positive  i still have a few weeks   she said.  my body has to get accustomed again to the stress  the rhythm.  henin-hardenne slid down the world rankings in the second half of 2004 after contracting the illness in april. after an initial lay-off  she was forced off the circuit for a second time after being knocked out of the french open in the second round. a comeback at the us open after a three-month absence ended when she crashed out at the fourth-round stage. but despite her problems  she still won five of the nine official tournaments she entered in 2004 and won olympic gold in athens  an achievement which saw her named belgian sportswoman of the year on friday.  physically  it s obvious that i hit rock bottom   said the 22-year-old  who will make her comeback in the sydney international from 10-16 january.  since april  with the exception of the olympics  i have not done much.  all the successes i had prior to that were mainly due to the work i put in on building up my fitness.  now it s time to get back to putting in 200% effort and i think i am capable of doing that.