surgical mask on a white background. photo about hygiene. photo with copyspace.

nurse taking bloodsample patient analysis lab needle prick injury can source communicable diseases covid pandemic precautions disease flu fever healthcare education washhands medical coronavirus corona virus test diagnosis 2019 ncov outbreak protection serious negative infection research risk doctor hospital vaccine biohazard breaking news wuhan epicentre coronavirusvaccine hygeine clean safe stayhome whitebackground treatement copyspace healthworker signs safety safezone hiv communicabledisease healthy syringes isolated white background health blood samples symptoms signsandsymptoms injection syringe surgical mask photo hygiene