Hamad Saeed, R. A., and R. T. Ali. “Assessment of Entrance Skin Doses and Radiation Protection for Pediatric X-Ray Examination”.
Zanco Journal of Medical Sciences (Zanco J Med Sci)
, vol. 21, no. 3, Dec. 2017, pp. 1878-83, doi:10.15218/zjms.2017.046.