Oilmungmool, Nongluk, Thanin Chattrapiban, Sujitra Tinnut, and Waneerat Galassi. 2022. “Age-Related Changes in Signal Intensity Ratio of Normal Clivus Bone Marrow on Magnetic Resonance Imaging”. Siriraj Medical Journal 74 (6):381-87. https://doi.org/10.33192/Smj.2022.46.