The long-termusage may have certain untoward effect.
连续使用可产生一定的不良反应。
2
Results 1. In preoperative preparation, ignoring the exist of the abnormal clotting mechanism; long-termusage of stimulate bleeding and anticoagulant drugs.
结果1、术前疏漏有凝血机制障碍及有关促成出血，抗凝药物长期应用的病史及术前准备不充分；
3
To date, there have been no long-term studies on the effects of cell phone usage among children.