Complex sentence: Welldon (1992) puts forward a model of female perversion that establishes the term in psychology and covers several categories of violent behavior which can be directed at ones own body, against children, or against adults.
Split into simpler sentences: Welldon (1992) put forward a model of female perversion that established the term in the psychological literature. The model covers several categories of violent behavior that can be directed at ones own body, against children, or against adults.