Enviromentally friendly Further ed, Ti, Ing, Cu, Hg, Bi, and also Supposrr que Nanoparticles in the Atrioventricular Conduction Axis as well as the Related Ultrastructural Damage in Younger Urbanites: Heart failure Arrhythmias A result of Anthropogenic, Commercial, E-Waste, as well as In house Nanoparticles.