Introduction of a hierarchy to LOINC to facilitate public health reporting. - Steven J. Steindel; John W. Loonsk; Alan Sim; Timothy J. Doyle; Robb S. Chapman; Samuel L. Groseclose (AMIA, 2002)

PHSkb: A knowledgebase to support notifiable disease surveillance. - Timothy J. Doyle; Haobo Ma; Samuel L. Groseclose; Richard S. Hopkins (BMC Medical Informatics Decis. Mak., 2005)