Full Coverage
'Nobody knows': Experts baffled by mystery illness in India
By Aniruddha Ghosal
Unidentified illness hospitalizes more than 300 people in India
By Vedika Sud, Rhea Mogul & Esha Mitra
Mystery illness lands over 300 people in the hospital in southern India
By Arshad Rasool Zargar
Mystery illness puts 450 in hospital in Indian state of Andhra Pradesh
By Hannah Ellis-Petersen