Bone scintigraphy, or photoscanning of the bone with a radioactive isotope, using Sr was performed as a diagnostic test for spinal metastases by Gynning et al. 1
- 1Gynning, I. et al. "Localization With Sr85 of Spinal Metastases in Mammary Cancer and Changes in Uptake After Hormone and Roentgen Therapy: A Preliminary Report." Acta Radiologica. 55 (1961): 119-128.