Gao Zhiguo's face was a little hideous, he took two deep breaths, and stopped speaking.

After a brief silence, there was a sudden sound of footsteps in the hallway, and he came to the door of the laboratory and knocked lightly.

"Come in!"

Gao Zhiguo glanced at Wu Nianzhen with gloomy eyes, and then said loudly.

Squeak!

Door......

Chapter 96 of "Demon Mad Doctor" Hospital Replacement! I am hitting it in my hand, please wait a moment,

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