Department of Radiology and Radiological Science Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International Yes Johns Hopkins University School of Medicine NITRC Macromolecular aging spectra 3T MacOS MRS PRESS with inversion pulses for mobile macromolecule baseline data. 102 datasets were acquired at different age evenly. Macromolecular aging spectra 3T MR, Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International, MacOS http://www.nitrc.org/projects/mm_mrs/