TY  - RPRT
TI  - [Ulcerative necrotizing gingivitis. Statistical analysis of different parameters].
AU  - B O Barletta
AU  - C R Plot
AU  - R G Caffese
PY  - 1972
UR  - https://pubmed.ncbi.nlm.nih.gov/4511663/
ID  - 4511663
ER  -