| International Society of Nephrology (ISN) | http://www.nature.com/isn/index.html |
| International Society of Peritoneal Dialysis (ISPD) | http://www.ispd.org |
| American Society of Nephrology (ASN) | http://www.asn-online.org |
| European Renal Association (ERA) | http://www.era-edta.org |
| Renal Net | http://www.renalnet.org |
| The Korean Association of Internal Medicine | http://www.kaim.or.kr |
| The Korean Society of Hypertension | http://www.koreanhypertension.org |
| The Korean Society of Circulation | http://www.circulation.or.kr |
| Korean Endocrine Society | http://www.endocrinology.or.kr |
| Korean Diabetes Association | http://www.diabetes.or.kr |
| Korean Society of Lipidology and Atherosclerosis | http://www.lipid.or.kr |
| National Health Insurance Corporation | http://www.nhic.or.kr |
| Ministry of Health and welfare | http://mohw.go.kr |
| Health Insurance Review Agency | http://www.hira.or.kr |
| Korean Medical Association | http://www.kma.org |
| Korea Food and Drug Administration | http://www.kfda.go.kr |
| Korean Dialysis Physicians Association | http://www.kdpa.org |
| Korean Hospital Association | http://www.kha.or.kr |
