1. Honda K, Inoué S (1978) Establishment of a bioassay method for the sleep-promoting substance. Rep Inst Med Dent Eng 12:81?85
2. Honda K, Inoué S (1981) Effects of sleep-promoting substance on sleep-waking patterns of male rats. Rep Inst Med Dent Eng 15:115?123
3. Inoué S, Honda K (1986) Growth of rats exposed to far-infrared radiation. Zool Sci 3:731?732
4. Wolken JJ (1971) Invertebrate photoreceptors ? A comparative analysis. Academic Press, New York London, p 3
5. Yamazaki T (1987) Ensekigaisen ryoho no kagaku. Ningen-to-Rekishi-sha, Tokyo