Park, H., Jeon, S., Kim, T., Kang, H., Chang, Y., Kim, Y., . . . Kim, Y. (2005). Occupational Asthma and Rhinitis Induced by a Herbal Medicine, Wonji (Polygala tenuifolia). The Korean Academy of Medical Sciences.

Park, Hye-Kyung, Seong-Gyu Jeon, Tae-Bum Kim, Hye-Ryun Kang, Yoon-Seok Chang, Yoon-Keun Kim, Sang-Heon Cho, Kyung-Up Min, and You-Young Kim. Occupational Asthma and Rhinitis Induced By a Herbal Medicine, Wonji (Polygala Tenuifolia). The Korean Academy of Medical Sciences, 2005.

Park, Hye-Kyung, et al. Occupational Asthma and Rhinitis Induced By a Herbal Medicine, Wonji (Polygala Tenuifolia). The Korean Academy of Medical Sciences, 2005.