clipboard with text & x22;plague& x22;, pills, stethoscope, eyeglasses and watch on white wooden background

background biotechnology blue bubonic chemical clipboard concept contaminated contamination cure danger dangerous death disease doctor emotional endemic epidemic eyeglasses health illness infect infected infection infestation kill medical medicament meningeal pandemic pharyngeal pills plague pneumonic red risk safety sanitary security septicemic sickness stethoscope text top treatment vaccine view watch white word