Analysis of information sources in references of the Wikipedia article "Egas Moniz" in Polish language version.
He was forced to retire from his professorship when he turned 70 in 1943, but he stayed fairly active in the field until 1949 when a paranoid patient (who did not have a leucotomy) shot him four times.
Aged 65, he was shot by a patient suffering from schizophrenia; partially recovered, he died on 18th December 1955.
for his discovery of the therapeutic value of leucotomy in certain psychoses.