Adhesives Auxiliary electrodes Costs Cyclic voltammetry Fabrication Graphite Graphite electrodes Low-costs Multi channel Multichannel graphite electrode Nitrite Polypropylenes Printing techniques Reference electrodes Scanning electron microscopy Stencil printing Stencil-printing technique Transparent electrodes Working electrode multichannel graphite electrodes nitrite stencil-printing technique antipsychotics combined medication machine eligibility restrictions major bleeding risk multi-objective non-dominated sorting genetic algorithm II non-valvular atrial fibrillation non-vitamin K oral anticoagulant