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To the Editor:—In the January 1935 issue of the ARCHIVES OFOTOLARYNGOLOGY (vol. 21, p. 9) there appeared an article "Hay Fever Among the Japanese: II" by Dr. H. J. Hara. In this article the incidence of atmospheric pollen in Los Angeles and that in Japan are compared, and certain conclusions are drawn from the findings.
The article states that "all pollen was counted" on the slides exposed to the air in California. There was, however, difficulty in identifying pollens on the slides obtained in Japan. Fifteen photomicrographs of these "Japanese pollens" are shown, but of the fifteen at least seven are pictures of spores of rusts and molds. One of them is very evidently Hormodendrum (Cladosporium), and another shows very plainly the mycelium which has grown after the spores fell on the slide.
In view of the fact that an indefinite number of spores of molds have
DURHAM OC. HAY FEVER AMONG THE JAPANESE. Arch Otolaryngol. 1936;23(1):121. doi:10.1001/archotol.1936.00640040128014
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