TY  - RPRT
TI  - [Periodontal surgery. 4. Surgical methods. 2].
AU  - T Ito
AU  - H Hara
AU  - M Yamaguchi
AU  - T Tsuboguchi
PY  - 1978
UR  - https://pubmed.ncbi.nlm.nih.gov/294971/
ID  - 294971
ER  -