Ultrasensitive Detection of COVID-19 Causative Virus (SARS-CoV-2) Spike Protein Using Laser Induced Graphene Field-Effect Transistor. - Cui, Tian-Rui; Qiao, Yan-Cong; Gao, Jian-Wei; Wang, Chun-Hua; Zhang, Yu; Han, Lin; Yang, Yi; Ren, Tian-Ling (Molecules, 2021)