@misc{1336851, author = {Stephen Seltzer and C O'Brien and Michael Mitch}, title = {New National Air-Kerma Standard for Low-Energy Electronic Brachytherapy Sources}, year = {2014}, number = {119}, month = {2014-10-06 00:10:00}, publisher = {Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/jres.119.022}, language = {en}, }