[Condemns all forms of violence against children, and urges all States:] To establish and develop safe, well-publicized, confidential and accessible mechanisms to enable children, their representatives and others to report violence against children as well as to file complaints in cases of violence against children, and to ensure that all victims of violence have access to appropriate confidential, child-sensitive health and social services, paying special attention to the gender-specific needs of girls and boys who are victims of violence;