by 송미경, Mi Kyung Song, 박영우, Yeongwoo Park, 한은정, Eun-jeong Han
Published in Ŭngyong tʻonggye yŏnʼgu (2022)

by 최성우, 박종서, 정선옥
Published in Annals of occupational and environmental medicine (01.06.2010)

by 김광수, Gwang Su Kim
Published in Ŭngyong tʻonggye yŏnʼgu (2015)

by 박민선, 서윤석, 정영진, Park, Min Seon, Suh, Yoon Suk, Chung, Young-Jin
Published in Journal of nutrition and health (2014)