Hong, Xiaoyun, Zaozhan Wu, Lizhu Chen, Fei Wu, Liangming Wei, and Weien Yuan. “Hydrogel Microneedle Arrays for Transdermal Drug Delivery”. Nano-Micro Letters 6, no. 3 (July 1, 2014): 191-199. Accessed March 29, 2024. https://www.nmlett.org/index.php/nml/article/view/607.