Sirakova, Kristina, Antonina Gerganova, and Nataliya Temelkova. 2022. “Prevalence in Apparently Healthy Postmenopausal Women of More Than 1 SD T-Score Difference Between Two Adjacent Lumbar Spine Vertebrae (L1–L4) Without Any Identifiable Cause”. Proceedings of the Bulgarian Academy of Sciences 75 (4). Sofia, Bulgaria:606-11. https://doi.org/10.7546/CRABS.2022.04.16.