Sol–Gel Co-Precipitation Synthesis, Anticoagulant and Anti-Platelet Activities of Copper-Doped Nickel Manganite Nanoparticles oleh Shashidharagowda H., Shridhar Mathad, Shridhar Malladi, Vinod Gubbiveeranna, Kusuma C. G., Nagaraju S., Arun Y. Patil, Anish Khan, Malik Abdul Rub, Abdullah M. Asiri, Naved Azum