Macas, A., and G. Zinkevičiūtė-Žarskienė. “Acute Heart Failure: Vasoactive Agents – Does It Matter?”. Acta Medica Lituanica, vol. 19, no. 3, Oct. 2012, pp. 215-9, https://doi.org/10.6001/actamedica.v19i3.2453.