A pediatrician accused of sexually abusing more than a dozen children has lost his freedom. Chia Liang Saw, 41, faced Perth Magistrates Court on Thursday after he was hit with 15 fresh charges related to alleged sexual offending against children. (Aaron Bunch/AAP PHOTOS)All told, the Wembley doctor is facing 72 offences relating to 18 alleged victims after police identified seven new alleged victims relating to the new charges. Saw, a developmental pediatrician, specialised in behavioural issues affecting children and operated from various locations in Perth, police previously said. 1800 RESPECT (1800 737 732)National Sexual Abuse and Redress Support Service 1800 211 028Lifeline 13 11 14Kids Helpline 1800 55 1800 (for people aged 5 to 25)