352

Y. Ozawa, N. Nagai, M. Suzuki, T. Kurihara, H. Shinoda, M. Watanabe, and K. Tsubota, «Effects of Constant Intake of Lutein-rich Spinach on Macular Pigment Optical Density: A Pilot Study». Nippon Ganka Gakkai Zasshi 120, no. 1 (Jan. 2016): 41–48.