{Reference Type}: Journal Article {Title}: Strontium-85 tracer method for determination of strontium-90. A review of 4 years' experience. {Author}: Geiger EL; {Journal}: Health Phys {Volume}: 13 {Issue}: 6 {Year}: Jun 1967 {Factor}: 2.922 {DOI}: 10.1097/00004032-196706000-00009 {Abstract}: