Chaveznava-Treviño, C.A., Lee, S. , Katsuura, T. and Shimomura, Y. 2020. Physiological Effects of Pulsed LED Light Added to a Task Lamp to Improve Alertness on Employees of Hospital or Shift Workers. Revista Mexicana de Ingenieria Biomedica. 41, 1 (May 2020), 29–42. DOI:https://doi.org/10.17488/RMIB.41.1.2.