How Did Siiri Angerkoski Die?

Siiri Saimi Angerkoski was a Finnish actress who had a long career on stage, but is especially known for her film roles. With 98 credits, she has done more roles in Finnish films than any other actor or actress. Her best known comedic role is Justiina Puupää in Pekka and Pätkä films, but she won her two Jussi Awards for dramatic roles in Anna Liisa (1945) and Aliisa (1971), the latter posthumously.