Investigation of EMF exposure from sources other than HVT lines.

a)Dada may not sum up to n = 206 in School A due to non-response.c)Dada may not sum up to n = 221 in School B due to non-response.b)and d) Dada sum up to 100% due to calculation not included non-response.e)It was defined as the use of one or more of the household appliances, namely computers, TVs, mobile phones and fixed-line telephone in daily life.*Compared with students in School A, P