While there is no evidence that this 2-year-old suffered lasting harm from his shot, in one 1999 study Chinese researchers found that 88 percent of injections in a large rural county were unsafe, most often because doctors reused needles and syringes afte
While there is no evidence that this 2-year-old suffered lasting harm from his shot, in one 1999 study Chinese researchers found that 88 percent of injections in a large rural county were unsafe, most often because doctors reused needles and syringes afte
虽然没有证据显示这名两岁的男孩感染了其它疾病,但是在1999年中国研究人员的一项普查时,一个乡郡的88%注射程序都不安全.医生再用针头,针管没有消毒.