Analysis of information sources in references of the Wikipedia article "Fritz Peterson" in English language version.
"I've been diagnosed with Alzheimer's," he revealed to The Post in a phone interview. ... "I was diagnosed last September, but when I say that I don't even know what year that was," Peterson said.
Neither announcement said when or where he died or cited a cause.
In an interview with the New York Post in April 2018, Peterson said he was diagnosed with Alzheimer's disease in September 2017.