TY - RPRT TI - Localized ridge augmentation in dogs: a pilot study using membranes and hydroxyapatite. AU - J Seibert AU - S Nyman PY - 1990 DO - 10.1902/jop.1990.61.3.157 UR - https://pubmed.ncbi.nlm.nih.gov/2156985/ ID - 2156985 ER -