TY  - RPRT
TI  - Guided bone regeneration using resorbable and nonresorbable membranes: a comparative histologic study in humans.
AU  - M Simion
AU  - A Scarano
AU  - L Gionso
AU  - A Piattelli
UR  - https://pubmed.ncbi.nlm.nih.gov/8990634/
ID  - 8990634
ER  -