TY - GEN AU - Bonewald,Lynda F AU - Krebsbach,Paul H TI - Cells tissues organs. Introduction SN - 1422-6421 PY - 2009///0210 KW - Animals KW - Calcification, Physiologic KW - Humans N1 - Publication Type: Introductory Journal Article UR - https://doi.org/10.1159/000151522 ER -