english: They've worked -- four working groups have worked during the past year: cataracts, back pain, coronary artery disease, which is, for instance, heart attack, and prostate cancer.
non_english: Minulý rok pracovali  štyri pracovné skupiny: sivé zákaly, bolesti chrbta, srdcovo-cievne choroby,  ako napríklad infarkt srdca, a rakovina prostaty.