A survey has found Australia does well in managing chronic conditions like high blood pressure. (Alan Porritt/AAP PHOTOS) By Farid Farid in Sydney Australia has a world-class health system for dealing with chronic conditions, a new survey has found. The country was one of the top five performers in the world when it comes to the quality of care, coordination of care, person-centred care and physical health. The findings were part of the the Org…