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With a calm gaze, David said indifferently, "There's no need."

"Sir..." When he heard David's reply, Max became more anxious and couldn't help saying, "Sir, if you only rely on medicines to control your illness instead of phototherapy, your lifespan will be shortened..."

"Even if I take a whole day treatment, it won't extend my lifespan... am I right?" David retorted coldly.

"Sir..