“Establishment and Analysis of the 3-Dimensional (3D) Spheroids Generated from the Nasopharyngeal Carcinoma Cell Line HK1”. Tropical Life Sciences Research 27, no. Supp. 1 (November 1, 2016): 125–130. Accessed May 4, 2024. https://ejournal.usm.my/tlsr/article/view/tlsr_vol27-supp-1-2016_17.