Meritnation experts i need meaning of WHO what is meaning of World health organisation in simple language as i am unable to understand meaning of WHO i need in clear language meaning of WHO so i can understand kindly explain me in a sheet of paper only in simple language meaning of WHO and function only in a sheet of paper only i need as i am a weak student so kindly ans in a sheet of paper only in simple language meaning, function and job OF WHO. Plz i need only handwriten explanation in a sheet of paper only as i do not understand in meritnation platform