Some general public health professionals say there need to be much more transparency and urgency in investigating the situations. Gurus also want to see a far more detailed timeline of when people had been exposed, created signs or symptoms and were being analyzed. Hemagglutinin inhibition (HI) assay: The Hello assay https://www.dailypioneer.com/2019/state-editions/bjp-questions-govt---s-job-claims-after-psc-revelation.html