应该比cell phone更安全
http://en.wikipedia.org/wiki/Wireless_electronic_devices_and_health#cite_note-10
http://www.heartmdinstitute.com/wireless-safety/ban-wifi-schools
应该比cell phone更安全,因为离脑袋、身子远多了。
别枕着、抱着它睡哈。
http://en.wikipedia.org/wiki/Wireless_electronic_devices_and_health#cite_note-10
http://www.heartmdinstitute.com/wireless-safety/ban-wifi-schools
应该比cell phone更安全,因为离脑袋、身子远多了。
别枕着、抱着它睡哈。