Nicol, S. J., Harris, D. A., Kebbell, M. R., & Ogilvie, J. (2021). Online Child Sexual Exploitation Material: A Comparison From Police Data on Men Charged With Child Sexual Exploitation Material Exclusively and Men Charged With Contact Child Sexual Abuse Exclusively. Sexual Offending: Theory, Research, and Prevention, 16, 1-18. https://doi.org/10.5964/sotrap.4301