It is said that one person can make a difference and that is certainly true when it comes to the individuals on this list. These twelve people have single-handedly saved millions of lives, proving that one person can indeed make a huge impact on the world. From Bill Gates and his billions of dollars to Upendranath Brahmachari and his discovery of a deadly form of kala-azar, these people have made a difference in the lives of millions of people. 

We can all learn from these individuals and their stories. They have shown us that even the smallest of actions can have a huge impact. They have reminded us that there is always something we can do to make the world a better place. 

So, without further ado, let us take a look at these twelve individuals who have single-handedly saved millions of lives. From the Man With the Golden Arm to the scientist who created penicillin, these people have made a huge difference in the world. They have inspired us to make a difference and to never give up. 

Let us take a moment to celebrate these twelve individuals and their amazing accomplishments.

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