| 1. | " doctors should be clear about medicines that may harm hearing and it is highly undesirable for parents to think expensive antibiotics are the most effective , " liu jinfeng , director of the research centre , was quoted as saying "医生应该是清楚的药物,可能伤害听力,是极不可取,家长觉得贵抗生素是最有效的, "刘金凤研究中心主任、百姓 |