TY  - RPRT
TI  - Necrotizing ulcerative gingivitis.
AU  - R W Rowland
PY  - 1999
DO  - 10.1902/annals.1999.4.1.65
UR  - https://pubmed.ncbi.nlm.nih.gov/10863376/
ID  - 10863376
ER  -