TY - RPRT TI - [An experimental trial of a hydroxyapatite-based root paste]. AU - A S Grigor'ian AU - S A Volozhina AU - Z P Antipova AU - M N Titov AU - A I Volozhin PY - 1996 UR - https://pubmed.ncbi.nlm.nih.gov/8658585/ ID - 8658585 ER -