Nanninga L B, Mommaerts W F
DEPARTMENT OF MEDICINE (THE LOS ANGELES COUNTY HEART ASSOCIATION CARDIOVASCULAR RESEARCH LABORATORY), THE UNIVERSITY OF CALIFORNIA AT LOS ANGELES.
Proc Natl Acad Sci U S A. 1960 Aug;46(8):1155-66. doi: 10.1073/pnas.46.8.1155.