Australian Police sources have confirmed to the ABC that cannibalism will form part of an investigation into the death of a four-year-old boy on the New South Wales Central Coast.A woman walked into the Wyong Police Station about 4.40pm on Saturday, triggering a welfare check.Officers searched a unit on Byron St at Wyong where they found the body of a four-year-old child.The 32-year-old woman was charged with domestic violence murder and refused bail.The NSW Department of Communities and Justice said it had previously had contact with the family and would examine all relevant information.At a press conference on Sunday, Superintendent Chad Gillies from the Tuggerah Lakes District said police were calling for information about the woman and child."It was an extremely confronting scene. It's been confirmed the child had injuries. I am not going to speculate further on what those injuries are," Gillies said.The woman is not able to be identified, but police confirmed she is known to them.Police also confirmed the woman and child lived together at the property."There is a domestic relationship to the child … the 32-year-old female and the four-year-old child lived at the unit together, and as I understand it, nobody else lived at that unit," Gillies said.- ABC