Who proved that micro-organisms could cause disease?

Who proved that micro-organisms could cause disease?

کس نے ثابت کیا کہ مائکرو حیاتیات بیماری کا سبب بن سکتے ہیں؟
Explanation

Robert Koch established the germ theory of disease by demonstrating a causal relationship.

Between specific microorganisms and particular diseases, most notably with his research on anthrax.