Kŏnʼgang 25-si
Subtitle: kajŏng ŭihak ŭi pʻiltoksŏ
By: Hong Sŏng-bŏm chiŭm.
Publisher: Sŏrim Munhwasa
Published: 1986
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 249
Subjects: Health; Medicine, Popular
Other titles: Kŏnʼgang isibosi.