1. School of Nursing, Wonkwang Public Health College, Iksan, Korea.
2. School of Nursing, Eulji University, Daejeon, South Korea.
3. Center for Complementary Medicine & Integrative Health, Faculty of Health and Human Science, Thames Valley University, London, United Kingdom.
4. Clinical Informatician, Department of Professional Development, Spaulding Rehabilitation Hospital, Boston, MA.
5. Center for Integrative Medicine, Institute of Medical Science, Wonkwang University, Iksan, Korea.
6. Current address, Complementary Medicine, Peninsula Medical School, Universities of Exeter & Plymouth, Exeter, United Kingdom.