later in the paper:
Source: S. Dayton, M. L. Pearce, S. Hashimoto, W. J. Dixon, and U. Tomiyasu, A Controlled Clinical Trial of a Diet High in Unsaturated Fat in Preventing Complications of Atherosclerosis, Circulation, vol. 40, no. 1s2, Jul. 1969, doi: 10.1161/01.CIR.40.1S2.II-1.