IImsin, chʻulsan, ŏrini pyŏngImsin, chʻulsan, ŏrini pyŏngde Chungang IlbosaMateriasPregnancyInfantsHealth and hygieneChildbirthEdiciones (1)Imsin, chʻulsan, ŏrini pyŏng (1986)Chungang Ilbosa · korMás obras de Chungang IlbosaSSikpʻum chisik, kibon yori, chori kwahakSikpʻum chisik, kibon yori, chori kwahakCChŏntʻong yori, segye yori, saenghwal yoriChŏntʻong yori, segye yori, saenghwal yoriSSugongye, nitʻŭ, kkotkkojiSugongye, nitʻŭ, kkotkkoji