TY  - RPRT
TI  - Vertical ridge augmentation using polylactic membranes in conjunction with immediate implants in periodontally compromised extraction sites: an experimental study in dogs.
AU  - H Schliephake
AU  - D Kracht
UR  - https://pubmed.ncbi.nlm.nih.gov/9197097/
ID  - 9197097
ER  -