TY - RPRT TI - Preparation of hydroxyapatite by hydrolysis of alpha - tricalcium phosphate : progress report AU - Carlson, Elmer T AU - Moreno, Edgard C PY - 1969 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS RPT 10155 DO - 10.6028/NBS.RPT.10155 ER -