DNA From Beethoven’s Hair Unlocks Medical and Family Secrets - The New York Times
https://www.nytimes.com/2023/03/22/health/beethoven-death-dna-hair.html
Genomic analyses of hair from Ludwig van Beethoven: Current Biology
https://www.cell.com/current-biology/fulltext/S0960-9822(23)00181-1
Ludwig van Beethoven - Wikipedia
https://en.wikipedia.org/wiki/Ludwig_van_Beethoven