gloria lai, D. G. Kareri, A. L. Amat, I. M. Setiawan, and I. Sasputra, “The Correlation of Duration and Position Smartphone Usage Towards Neck Pain on Preclinical Students of The Faculty of Medicine, University of Nusa Cendana”, CMJ, vol. 11, no. 2, pp. 207-218, Dec. 2023.