The coronavirus disease 2019 (COVID-19) pandemic contin-ues worldwide. We report here two cases of chronic hepati-tis B patients with acute respiratory syndrome
The gut microbiome plays a key role in the health-disease balance in the human body. Although its composition is unique for each person and tends to remain stab
A review was presented on the applications of X-ray fluorescence(XRF) analysis in Chinese rare earth industry during the last 20 years.The application consisted