Leonardo Pisano which translates to Leonardo of Pisa in English is the original name of Leonardo Fibonacci who was born around 1170 and died after 1240 (perhaps in 1250). Fibonacci was Leonardo Pisano’s nickname. He is also known as Leonardo Pis...Life-and-Contributions-of-Leonardo-Fibonacci …

Tuberculosis is a very dangerous disease. It is disease considered as old as humanity and is the main cause of death in the world as a result of one agent of infection.  TB was declared in the year by the world health organization as a health...Tuberculosis- …

Nativism is the policy of shielding the interests of native inhabitants or recognized inhabitants against those of immigrants. In common, a nativism is a form of ethnocentrism that considers preceding residence in a nation or region to constitute ...New-Nativism …