Objective Nan'so County in Guandong Province is a high-risk area of esophageal cancer in Southern China .Of the suspected etiological factors in the environ
To investigate the nitrifying characteristics of both suspended- and attached- biomass in a hybrid bioreactor. Methods The hybrid biological reactor was develop
Objective To define TB control priorities using cost-effectiveness and burden of disease. Methods An assumed cohort of 2 000 cases was set up based on age-speci