Kenkōron josetsu
Subtitle: sekai no dai byōinka no katei o shiru tame ni
By: Tominaga Shigeki cho
Series: Enajī sōsho; Enajī sōsho
Publisher: Esso Sutandādo Sekiyu Kabushiki Kaisha Kōhōbu
Published: 1973
Place of publication: Tōkyō
Language: jpn
Number of pages: 127
Subjects: Hygiene
Notes: Typescript notes in English (3 l.) inserted.