Luo, Y., Hu, Z. and Yu, K. (2018) “The Impact of the R&D Expenditure and Patent Rights towards Operating Performance in Medical Device Industry – An Empirical Study”, Revista de Cercetare si Interventie Sociala, 61, pp. 187–197. Available at: https://www.rcis.ro/journal/article/view/2438-the-impact-of-the-rad-expenditure-and-patent-rights (Accessed: 7 November 2026).