According to the World Health Organisation’s definition, based on severity, flu cases can be divided into three categories: Mild where symptoms are mild fever, cough and cold; Grade B

Describing the infections as part of the seasonal influenza pattern, Punjab health minister Dr Balbir Singh on Saturday said only some patients had so far required hospitalisation

According to the World Health Organisation’s definition, based on severity, flu cases can be divided into three categories: Mild where symptoms are mild fever, cough and cold;…