Effect of amplifier gain on photoacoustic SNR (Signal to Noise Ratio) in an LED-based photoacoustic imaging system. Laser Therapy, [S. l.], v. 29, n. 1, p. 77–85, 2020. DOI: 10.5978/islsm.20-OR-09. Disponível em: https://www.lasertherapyjournal.com/ltj/article/view/258. Acesso em: 18 oct. 2025.