Kvitova positive after ‘rollercoaster’
Petra Kvitova has described 2017 as a “rollercoaster” year but the two-time Wimbledon champion is optimistic that she can rediscover full fitness and her best form.
Source: http://www.skysports.com/tennis/news/12040/11176627/petra-kvitova-optimistic-of-rediscovering-full-fitness-after-rollercoaster-2017