The Five health and fitness care workers were definitively seronegative against H5 in all assays, which implies they weren't infected with H5. But It isn't ruled out, given that the population is usually in very poor health and fitness and for that reason much more at risk of great sickness. https://www.dailypioneer.com/2013/state-editions/ujvnl-gets-indira-gandhi-excellence-award.html