Old men with BP 210/110mm Hg are classified as sever hypertension. This type of data is –

Social & Preventive Medicine

Old men with BP 210/110mm Hg are classified as sever hypertension. This type of data is –

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