Liu, S, C Niu, X Li, and H Chen. 2011. “Ultramicroscopic Observation of Recombinant Adenoassociated Virus Type 2 on the Surface of Formvarcarbon Coated Copper Grids under Different Relative Humidity and Incubation Time Using Negative Stain Transmission Electron Microscopy”. African Journal of Biotechnology 8 (21). https://doi.org/10.5897/ajb2009.000-9466.