Hat vektor silhuet 11 months 2 Doctor vektor silhuet 12 months 0 Magnifying glass vektor silhuet about 1 year 2 Hand bones vektor silhuet about 1 year 1 Stethoscope vektor silhuet about 1 year 1 Stethoscope vektor silhuet about 1 year 2 Microscope vektor silhuet about 1 year 1