Methodology for the Implementation of Internal Standard to Laser-Induced Breakdown Spectroscopy Analysis of Soft Tissues. - Anna Sindelárová; Pavel Porízka; Pavlína Modlitbová; Lucie Vrlíková; Katerina Kiss; Milan Kaska; David Prochazka; Jakub Vrábel; Marcela Buchtová; Jozef Kaiser (Sensors, 2021)