using the scanning electron microscope and the polarized light microscope , the effects of acid-etching on acidulated phosphate fluoride ( apf ) -treated caries-like lesions of enamel were investigated , with respect to the etching patterns produced and the suitability of those patterns for resin bonding , and the histopathological features of the caries-like lesions .
C0001134
acidulated phosphate fluoride
C0011334
caries