TY  - RPRT
TI  - Why not sealants?
AU  - R J Simonsen
PY  - 1993
DO  - 10.1111/j.1752-7325.1993.tb02705.x
UR  - https://pubmed.ncbi.nlm.nih.gov/8258781/
ID  - 8258781
ER  -