Kang, H.-K., H.-J. Kim, and J.-S. Kang. “Quantification of Propranolol in Rat Plasma by LC-MS/MS Using Tramadol As an Internal Standard for Pharmacokinetic Studies in TAA-Induced Liver Fibrotic Rats”. Trends in Pharmaceutical Research and Development Vol. 1, Mar. 2020, pp. 106-15, https://stm1.bookpi.org/index.php/tprd-v1/article/view/1171.