This is just the beginning! Our collection holds over 300 years of history, including rare newspapers, obituaries, marriage records, birth records, and so much more—most of which you won’t find anywhere else!
Voice test hints at heart attack risk linked to type A traits
Mount Zion Hospital researchers report a voice loudness analysis can predict coronary disease. In a study with 84 percent accuracy, type A individuals showed louder, explosive speech during reading. The method, though not as precise as interviews, is simple and mechanical. Finland registers 911,225 motor vehicles, over half private cars.
MENTIONED IN THIS ARTICLE
San Francisco
Mount Zion Hospital
Meyer Friedman
Ray H. Rosenman
Harold Brunn Institute
Journal of the American Medical Association
Finland