stylized rabies virus particles, the cause of the viral neuroinvasive disease acute encephalitis. - 地方性流行病 流行病學 幅插畫檔、美工圖案、卡通及圖標
two business men are pulling shields on the cliff with pulleys to resist the virus. - 地方性流行病 流行病學 幅插畫檔、美工圖案、卡通及圖標
microscopic view of h5n1 virus with red blood cells and white blood cells. - 地方性流行病 流行病學 幅插畫檔、美工圖案、卡通及圖標病毒, 瘟疫
conceptual image of hiv virus. hiv is the human immunodeficiency virus that can lead to acquired immune deficiency syndrome, or aids. - 地方性流行病 流行病學 幅插畫檔、美工圖案、卡通及圖標