2022. Attenuated Total Reflectance-Fourier Transform I nfrared (ATR-FTIR) Spectroscopy Coupled with Principal Component Analysis and Polymerase Chain Reaction (PCR) Assay for the Detection of Porcine and Bovine Gelatins in Dental Materials. Tropical Life Sciences Research. 33, 2 (Jul. 2022), 133–153. DOI:https://doi.org/10.21315/tlsr2022.33.2.7.