2008-03-26 New Drug Shows Promise Against Worm Disease
This is the VOA Special English Health Report. Scientists think they are a step closer to a new drug to treat schistosomiasis. More than two hundred million people suffer from…
VOA英语教学网 - VOA LEARNING ENGLISH
一个让你免费在线学习VOA英语的好地方! 无须报名, 不收学费, 全年无休, 保证提高! (^_^)
This is the VOA Special English Health Report. Scientists think they are a step closer to a new drug to treat schistosomiasis. More than two hundred million people suffer from…