Thanks for the support of Qingdao haici hospital for this scientific research exchange, and for your patience of nearly three hours

 

Thanks for the support of Qingdao haici hospital for this scientific research exchange, and for your patience of nearly three hours.Although the beginning of the cold over, nasal sound is heavier, but still very happy to share scientific knowledge!Can operate, grounding the most practical scientific research! Inno scientific research contributes to scientific innovation and development.