On Saturday, Interior Minister Ahmad Vahidi said that investigators had gathered "suspicious samples" at affected schools, but provided no details.
Health Minister Bahram Eynollahi meanwhile told a conference last Tuesday that research indicated that "a kind of mild poison caused the intoxication". แทงมวยพักยก
1500 Tasvir tweeted on Sunday that it had "received the results of 25 blood tests from poisoned students in different cities" and that the "MCV number in all of them is lower than normal".
The MCV, or "Mean Corpuscular Volume" count, measures the average size of red blood cells, which are responsible for transporting oxygen from the lungs to other parts of the body.
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