Qin Lang was baffled. He realized he had been reduced to his original form, yet he hadn't expected to be transported back to his youthful self nine hundred years ago.,"You are a quack doctor! Bring me a box of silver needles right now, or I'll kill you!","You, you dare call me a quack You dare question me I am the most authoritative expert doctor at Southwest University Affiliated Hospital, a doctoral supervisor, I..."。