Insanity and Filicide: Women Who Murder Their Children. American Journal of psychiatry. Published in 1996.
"Her complaints during her prior hospitalizations included command hallucinations
(which told her to kill herself), depression, agitation, and paranoid
delusional ideation. She was being followed by Community Mental Health and
was taking antipsychotic medication at the time of the murder.
The defendant was evaluated on the issue of legal insanity approximately
five months after the murder. At this time, she described the voices as suggesting
that she kill her daughter and indicating that her daughter would be
better off and happier dead."