“…Finally, seizures, convulsions, twitching, coma, and respiratory failure may occur. Death usually occurs because of respiratory failure resulting from a combination of central and peripheral effects, paralysis of the respiratory muscles, and depression of the brain respiratory center (World Health Organization, 1986;Marrs and Vale, 2006;Karchmar, 2007;Jokanović, 2010;Jokanović et al, 2011).…”