TY - RPRT TI - X-ray diffraction and electron microscope study of osteons during calcification. AU - A Ascenzi AU - E Bonucci AU - A Ripamonti AU - N Roveri PY - 1978 DO - 10.1007/bf02010762 UR - https://pubmed.ncbi.nlm.nih.gov/667661/ ID - 667661 ER -