日期: 2021 年 7 月 22 日

• Postmenopausal women at risk for nonalcoholic fatty liver disease, review suggests — ScienceDaily
• Getting vaccinated for the flu this year is particularly important, WHO officials say – CNN
• Using a public restroom? Mask up! Flushing public restroom toilets or urinals can spew clouds of particles carrying viruses, including COVID-19 — ScienceDaily

閱讀全文〈BOEING: Boeing 747 Large Cargo Freighter〉