The Korean Journal of Pain《韩国疼痛杂志》(季刊). The Korean Journal of Pain (Korean J Pain, KJP) is the official journal of the Korean Pain Society, founded in 1986. It has been published since 1988. KJP is an international peer-reviewed, multi-disciplinary, and open-access journal for basic pain researchers and clinicians. It has been published quarterly in English since 2009 (on the first day of January, April, July, and October). The mission of the KJP is to improve the care of patients in pain by providing a forum for basic scientists, clinical researchers, clinicians, and other health professionals.