References
- H. M. Chen & C. H. Chen. (2010). Effects of acupressure on menstrual distress in adolescent girls: A comparison between Hegu-Sanyinjiao matched points and Hefu, Zusanli single point. Journal of Clinical Nursing, 19(7-8), 998-1007. DO I: 10.1111/j.1365-2702.2009.02872.x
- J. Part et al. (2020). Maternity & Women's Health Nursing. Seoul : Hyunmoonsa.
- S. H. Lee et al. (2017). Predictive Factors of Dysmenorrhea among Female College Students. The Journal of Kyungpook Nursing Science, 21(2), 26-34.
- S. S. Ricci. (2016). Essentials of Maternity, Newborn, and Women's Health Nursing. Netherlands : Wolters Kluwer Health.
- H. Ju, M. Jones & G. Mishar. (2014). The Prevalence and risk factors of Dysmenorrhea. Epidemiologic Reviews, 36(1), 104-113. https://doi.org/10.1093/epirev/mxt009
- H. M. Jung & Y. S. Kim. (2004). Factors Affecting Dysmenorrhea among Adolescents. Journal Korean Academy of Child Health Nursing, 10(2), 196-204.
- Ministry of Health and Welfare. (2017). 2017 Korea National Health and Nutrition Examination Survey. Sejong : Ministry of Health and Welfare.
- A. Unsal, U. Ayranci, M. Tozun, G. Arslan & E. Calik. (2010). Prevalence of Dysmenorrhea and its effect on Quality of life among a group of female university students. Upsala Journal of Medical Sciences, 115(2), 138-115. DOI : 10.3109/03009730903457218.
- J. H. Lee. (2020). How to choose shoes to keep your feet healthy... Health digest. (Online). http://www.ikunkang.com/news/articleView.html?idxno=32165
- J. H. Lee. (2009). The Developmint and Effect of Therapeutic Recreation Program for Relif of Dysmenorrhea and Premenstrual Syndrome in Female High School Students. Doctoral dissertation. Daejeon University, Daejeon.
- K. Taylor & L. Silver. (2019). Smartphone Ounership Is Growing Rapidly Around the World, but Not Always Equally, Pew Research Center : Washington, D. C.
- H. K. Shin. (2019). The Effects of University Students' Smartphone Addiction on Aggression, Sleep, and Adjustment to College Life: Focused on the Mediating Effect of Depression. Master dissertation. Jeju National University, Jeju.
- C. H. Lee. (2018). 'Hand Blower' electromagnetic harm, compared with Smartphones.... KBS NEWS. (Online). http://news.kbs.co.kr/news/view.do?ncd=4026942&ref=A
- M. W. Shin. (2016). Cell Phone Electromagnetic Waves-Brain Tumor, Is It Really Related? Kyunghyang Shinmun. (Online). http://news.khan.co.kr/kh_news/khan_art_view.html?artid=201604121548332&code=900303
- National Information Society Agency. (2011). Development of Korean Smartphone Addiction Proneness Scale For Youth and Adults. Seoul : National Information Sodiety Agency.
- E. J. Chung & E. U. Shim. (2008). Salt-related dietary behaviors and socium intakes of university students in Gyeonggi-do. Journal fo the Korean Society of Food Science and Nutrition, 37(5), 578-588. DOI : 10.3746/jkfn.2008.37.5.578
- C. E. Gwak. (2019). Relationship between Purchasing Situation of Precessed Foods, Salt-Related Dietary Bebaviors and Dietary Habits According to Recognition of Food Labeling of University Students in Jeonbuk Area. Master dissertation. Chonbuk National University, Jeonju.
- H. O. Moon & J. O. Rho. (2017). Correlation analysis of Sodium-related Knowledge, dietary behavior, attitudes toward a low-salt diet and meal attitude guidance for elementary school teachers in Jeonbuk area. Journal of Nutrition and Health, 50(2), 180-191. DOI : 10.4163/jnh.2017.50.2.180
- S. H. Han & M. H. Hur. (1999). A Study on the Menstrual Pain and Dysmenorrhea, Factors Influenced to Them, and Self-Management Method for Them of College Students. The Journal of Korean Acadimic Society of Nursing Education, 5(2), 359-375.
- J. Y. Shim. (2018). A Study on Emotional Labor, Job Stress and Primary Dysmenorrhea among Newly Hired General Hospital Nurses. Master dissertation. Ewha Womans University, Seoul.
- J. S. Kim. (2014). Factors affecting Dysmenorrhea in Undergraduate Students. The Journal of Korean Academic Society of Nursing Education, 20(2), 350-357. https://doi.org/10.5977/JKASNE.2014.20.2.350
- P. Montero, C. Bernis, V. Fernandez & S. Castro. (1996). Influence of Body mass index and Slimming habit on menstrual pain and cycle irregularity. Journal of Biosocial Science, 28(3), 315-323. https://doi.org/10.1017/S0021932000022380
- G. H. Lee, H. S. Jung, D. W. Lee & K. H. Park. (2010). Life style, stress, menstrual history and dietary habit related to primary dysmenorrhea in a college women. Journal of the Korean Society of Health Information and Health Statistics, 35(1), 29-39.
- J. C. Robinson, S. Plichta, C. S. Weisman, C. A. Nathanson & M. Ensminger. (1992). Dysmenorrhea and use of oral contraceptives in adolescent women attending a family planning clinic. American Journal of Obstetrics and Gynecology, 166(2), 578-583. DOI : 10.1016/0002-9378(92)91676-2.
- I. S. Lee. (1998). A study on the menstrual patterns and menstrual discomforts in women university students. Journal of Korean public health nursing, 12(1), 116-131.
- Ministry of Health and Welfare. (2018). 2017 National Health Statistics. Sejong : Ministry of Health and Welfare.
- T. Gutschi, B. Mohamad Al-Ali, R. Shamloul, K. Pummer & H. Trummer. (2011). Impact of cell phone use on men-s semen parameters. Andrologia, 43(5), 312-316. https://doi.org/10.1111/j.1439-0272.2011.01075.x
- National Radio Research Agency. (2021). How to use a Healthy and Correct Cell Phone. (Online). https://www.rra.go.kr/emf2/living/carry/index.do
- J. S. Kim. (2009). The Effects of Aerobic Exercise on menstrual pain, Prostaglandin, Serotonin and β-endorphin. Master dissertation. Han-Yang University, Seoul.
- S. D. Oh. (2011). The Effects on Menstrual Pain of Aerobi Exercise into the Energy Expenditure. Exercise Science, 20(4), 417-424. https://doi.org/10.15857/ksep.2011.20.4.417
- M. M. Shangold, R. Freeman, B. Thysen & M. Gatz. (1979). The Relationship between Long Distance Running Plasma Progesterone and Luteal Phase Length. Fertil Steril, 31(2), 130-133. DOI : 10.1016/s0015-0282(16)43811-2