title: Comment on Investigation of photon shielding property changes in curing high density concrete.
authors.affiliation: Senior Health Physicist Dade Moeller 704 S. Illinois Ave. Oak Ridge, TN 37830.
authors.forename: Jim
authors.initials: J
authors.lastname: Bogard
mesh_terms: D003252:Construction Materials / Q000032:analysis*; D017785:Photons; D011835:Radiation Protection / Q000295:instrumentation*