The first link is about The China Study. Here's the Wikipedia description, if you're not familiar with it: https://en.wikipedia.org/wiki/China%E2%80%93Cornell%

The first link is about The China Study. Here's the Wikipedia description, if you're not familiar with it: https://en.wikipedia.org/wiki/China%E2%80%93Cornell%E2%80%93Oxford_Project https://en.wikipedia.org/wiki/China%E2%80%93Cornell%E2%80%93... > The China–Cornell–Oxford Project, short for the "China-Oxford-Cornell Study on Dietary, Lifestyle and Disease Mortality Characteristics in 65 Rural Chinese Counties," was a large observational study conducted throughout the 1980s in rural China, a partnership between Cornell University, the University of Oxford, and the government of China.[1] The study compared the health consequences of diets rich in animal-based foods to diets rich in plant-based foods among people who were genetically similar. In May 1990, The New York Times termed the study "the Grand Prix of epidemiology".