For every 1,00,000 population, the highest prevalence of blindness in theworld is seen in –

Social & Preventive Medicine

For every 1,00,000 population, the highest prevalence of blindness in theworld is seen in –

A study is to be conducted with regards to the fat content…

'There has been a gradual increase in number of non-communicable disease cases…

All of the following are done to remove Confounding except