T. Kido, “The Relation of Individual Cadmium Concentration in Urine with Total Cadmium Intake in Kakehashi River Basin, Japan,” Toxicology Letters, Vol. 152, No. 1, 2004, pp. 57-61.
 T. KjellstrÖm, “Renal Effects,” In: L. Fridberg, C. G. Elinder, T. KjellstrÖm and G. F Nordberg, Eds., Cadmium and Health: A Toxicological and Epidemiological Appraisal, Ⅱ. Effects and Response, CRC Press, Boca Raton, 1986, pp. 21-110
 P. A. Peterson, P. E. Evrin and I. Berggård, “Differentiation of Glomerular, Tubular and Normal Proteinuria: Determinations of Urinary Excretion of ß2-MG, Albumin and Total Protein,” Journal of Clinical Investigation, Vol. 48, 1969, pp. 1189-1198.
 M. Piscator, “Markers of Tubular Dysfunction,” Toxicology Letters, Vol. 46, 1989, pp. 197-204.
 K. Aoshima and M. Kasuya, “Itai-Itai Disease a Natural History of Osteomalacia Caused by Urinary Tubular Dysfunction during Exposure to General Environmental Cadmium,” The Journal of Therapy, Vol. 75, 1993, pp. 1031-1035.
 K. Iwata, H. Saito, M. Moriyama and A. Nakano, “Renal Tubular Function after Reduction of Environmental Cadmium-Exposure. A Ten-Year Follow up,” Arch Environ Health, Vol. 43, No. 3, 1993, pp. 157-163.
 G. Nordberg, “Renal Dysfunction Induced by Cadmium-Is It Reversible? Advance in Prevention of Environmental Cadmium Pollution and Countermeasures,” Eiko Laboratory Kanazawa JAPAN, 1999, pp. 99-102.
 Y. Cai, K. Aoshima, T. Katoh, H. Teranishi and M. Kasuya, “Renal Tubular Dysfunction in Male Inhabitants of Cadmium-Polluted Areas in Toyama, Japan-An Eleven-Year Follow-Up Study,” Journal of Epidemiology, Vol. 11, No. 4, 2001, pp. 180-189.
 K. Nogawa and A. Ishizaki, “Statistical Observations of the Does-Response Relationship of Cadmium Based on Epidemiological Studies in the Kakehashi River Basin,” Environmental Research, Vol. 15, 1978, pp. 185-198.
 Ishikawa Prefecture Laws and Regulation, “Measurement of Soil in Farmlands of Polluted Areas,” Ishikawa Prefecture, 1975.
 Ishikawa Prefecture South Kaga Public Health Center, “Research and Induction about Local Health and Environmental during 9 Heisei Year (1997),” Report on Ishikawa Prefecture South Kaga Public Health, 1984, pp. 82-88.
 K. Nogawa, Y. Yamada, R. Honda, M. Ishizaki, I. Tsuritani, S. Kawano and T. Kato, “The Relationship between Itai-Itai Disease among Inhabitants of the Jinzu River basin in rice,” Toxicology Letters, Vol. 17, No. 3, 1983, pp. 263-266.
 Y. Kubota, et al., “A Study on Normal Range of Urinary Protein Fraction Concentrations, Albumin, ß2-Microgroblin and α1-Microgrobulin among Commounity Inhabitants,” Hokuriku Journal of Public Health, Vol. 12, 1985, pp. 27-32.
 T. Kido, “Studies on Health Effects of Cadmium Exposure in the General Environment,” Japanese Journal of Hygiene, Vol. 49, No. 6, 1995, pp. 960-972.
 T. Kido, “Progress of Renal Dysfunction in Inhabitants Environmentally Exposed to Cadmium,” Archives of Environmental Health, Vol. 43, No. 3, 1988, pp. 214-215.
 R. Sato, T. Kido, R. Honda, M. Nishijo, H. Nakagawa, E. Kobayashi and Y. Suwazono, “Seventeen-Year Observation on Urinary Cadmium and ß2-Microglobulin in Inhabitants after Cessation of Cadmium-Exposure in Japan,” Bull Environ Contam Toxicol, Vol. 84, 2010, pp. 363-367.
 P. A. Peterson, P. E. Evrin and I. Berggård, “Differential of Glomerular, Tubular and Normal Proteinuria: Determinations of Urinary Excretion of ß2-MG, Albumin and Total Protein,” Journal of Clinical Investigation, 1969, pp. 1189-1198.