TY - RPRT TI - A fluorescent plaque disclosing agent. AU - N P Lang AU - E Ostergaard AU - H Löe PY - 1972 DO - 10.1111/j.1600-0765.1972.tb00632.x UR - https://pubmed.ncbi.nlm.nih.gov/4272033/ ID - 4272033 ER -