- Seoul National University Hospital (http://snuh.snu.ac.kr)

- Korean Society of Nuclear Medicine (http://ksnm.or.kr) 

- Society of Nuclear Medicine (http://snm.org)

- European Association of Nuclear Medicine (http://eanm.org)

- Asian Regional Cooperative Council for Nuclear Medicine (http://arccnm.org)

- World Federation of Nuclear Medicine & Biology (http://www.wfnmb.org)

- The Korean Society of Nuclear Medicine Technology (http://ksnmt.or.kr)

- World Journal of Nuclear Medicine (WJNM) (www.wjnm.org )

- The Korean Society of Molecular Imaging (http://www.molecularimaging.or.kr)

- Korean Society for Nanomedicine (http://nanomedicine.or.kr) 

- Korean Society of Radiopharmaceuticals and Molecular Probes (http://www.ksramp.or.kr)