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Ruben, Marc D., Lauren J. Francey, Yuping Guo, Gang Wu, Edward B. Cooper, Amy S. Shah, John B. Hogenesch, i David F. Smith. "A Large-scale Study Reveals 24-h Operational Rhythms in Hospital Treatment." Proc Natl Acad Sci U S A 2019.

Ruben, Marc D., et al. "A Large-scale Study Reveals 24-h Operational Rhythms in Hospital Treatment." Proc Natl Acad Sci U S A 2019.