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.
昨年４つのワーキンググループが 昨年４つのワーキンググループが 白内障 腰痛 冠状動脈疾患—例えば心臓発作です― 前立腺がん