Mentally distressed female warned cops of suicide: Drives vehicle on rail tracks for 7km close to Hyderabad; watch Hemagglutinin inhibition (Hello) assay: The HI assay tests for antibodies towards the hemagglutinin of the specific influenza virus applying purple blood cells (RBC). Many sorts of RBCs ended up assessed while in https://www.dailypioneer.com/uploads/2021/epaper/september/delhi-hindi-edition-2021-09-20.pdf