Vector layout of A4 cover mockups templates for brochure, flyer layout, booklet, cover design, book design. 3d medical background of corona virus. Covid 19, coronavirus infection. Virus concept. Shutterstock .eps vector - Vector layout of A4 cover mockups templates for brochure, flyer layout, booklet, cover design, book design. 3d medical background of corona virus. Covid 19, coronavirus infection. Virus concept. - ID: 1696078570