Simanjuntak, Samuel M., and Palupi Triwahyuni. “Hand-Wrist Watch or Lanyard-Watch for Nursing Care in the Hospital: Professional Nurses Choice”. Abstract Proceedings International Scholars Conference 5, no. 1 (October 30, 2017): 169. Accessed April 25, 2024. https://jurnal.unai.edu/index.php/isc/article/view/1535.