Fig. 1From: Use of mobile and cordless phones and cognition in Australian primary school children: a prospective cohort studyParent and student responses on student mobile phone ownership: stratified by age. Legend: The proportions of parents and students reporting ownership or use of a mobile phone by students: stratified by age. Many more students reported owning or using a mobile phone than their parents reported suggesting use/exposure of which parents are unawareBack to article page