How Medical Data Revealed Secret to Health and Happiness...
The Framingham Heart Study began in 1948 and followed over 5,000 participant... ...." Christakis and Fowler used the social data to study changes in the population over time. They constru...
https://www.neatorama.com/2009/09/12/how-medical-data-revealed-secret-to-health-and-happiness/
