tobacco users teeth WARNING Cleaning Smoker's Teeth with Heavy
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doi: 10.1523/JNEUROSCI.13-06-02680.1993

It is not the sole reason for hair loss, but acts as a trigger that creates the condition responsible for hair fall, which worsens it

Have you ever heard the saying necessity is the mother of invention

tobacco production, which is 77.2% of output

Hes saying we need to prove that its not dangerous