Dr Mohan Kumar, right, checks on Sulman Khan, 8, as his mother, Naseeban Begam, centre, looks on at Sri Krishna Medical College Hospital in Muzaffarpur, India, Jun 24, 2013. A medical investigation into a sometimes deadly illness that for decades has been afflicting hundreds of children each summer in a region of India has solved the mystery. The culprit: lychee fruit eaten on an empty stomach by malnourished children. The New York Times
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