1. Recent advances in olfactory tests;Asaka;Otologia Tokyo,1973
2. Clinical studies on olfactory disturbance with the adrenocortical hormone nose-drops;Fukushima;Jpn. J. Otol. Tokyo,1978
3. Endoscopic examination of the olfactory mucous membrane;Nagano;Jpn. J. Otol. Tokyo,1977
4. The clinical studies on the olfactory test using standard odorous substances;Shiokawa;Jpn. J. Otol. Tokyo,1975
5. A study of olfactory threshold vs;Zusho;fatigue in intravenous olfaction test. Jpn. J. Otol. Tokyo,1978