Nadal skipped tournaments at Indian Wells and Miami as well as the ongoing Monte Carlo Masters after suffering the injury he suffered at the Australian Open.
Vettori also expects Cameron Green to play a big part in the WTC final, especially after his superb showing in the just-concluded IPL.
Australia's pacemen Mitchell Starc and Pat Cummins ripped out England's top order with a masterclass of textbook bowling to put their side in sight of a 2-0 Ashes lead on Saturday.
India pacer Chetan Sakariya, who played with Mitchell Marsh at Delhi Capitals in the last two seasons of IPL, is impressed by the Australian's simple approach to batting.
Correct decision was made: Ponting on Green's catch to dismiss Gill
IMAGES from Day 4 of the WTC Final played between Australia and India at The Oval in London on Saturday.
Images from the T20 world Cup Super 12 match between Bangladesh and South Africa in Sydney on Thursday.
Warner set new standards for explosive openers in his early years in the Test game
Images from Day 3 of the second Ashes between England and Australia at Lord's.
Images from the T20 world Cup Super 12 match between India and the Netherlands, at Sydney Cricket Ground, on Thursday.
It was another forgettable outing for Mumbai Indians against Chennai Super Kings this season as they suffered a six-wicket thrashing in Chennai on Saturday.
Former England captain Nasser Hussain believes India's lack of success away from home in Test cricket is down to lack of a seam-bowling all-rounder like England's Ben Stokes.
Mumbai Indians will look to address their poor death over bowling when they take on a resurgent Gujarat Titans.
Former Australian captain Kim Hughes believes Cameron Green will become the best all-rounder in the world.
'He's come back and he's taken his opportunities, got himself into the squad and now he's obviously likely to bat in the top-four throughout the World Cup.'
