1. European guidelines on quality criteria for diagnostic radiographic images in paediatrics;Kohn,1996
2. Paediatric radiography;Valmai Cook,2015
3. Radiation dosage to female gonads during diagnostic roentgenographic procedures;Cooper;JAMA,1959
4. The hazards to man of nuclear and allied radiations: a second report to the Medical Research Council,1960
5. The 1990 recommendations of the international commission on radiological protection. ICRP publication 60;Ann ICRP,1991