male doctor blue uniform with stethoscope protective mask and glasses conducting laboratory test pouring liquid

navigate by keyword : adult analysis antibodies biochemistry blood chemical chemist chemistry chromatography coronavirus develop disease dna doctor environment epidemic equipment experiment expert flask genes health hospital infection lab laboratory liquid male man mask medical medicine one people person profession professional protective science scientific scientist study symptoms syringe technology test treatment vaccine virus work

Male doctor in a blue uniform with a stethoscope in a protective mask and glasses is conducting a laboratory test, pouring liquid Royalty Free Stock Photo
Male doctor in a blue uniform with a stethoscope in a protective mask and glasses is conducting a laboratory test, pouring liquid Royalty Free Stock Photo
Male doctor in a blue uniform with a stethoscope in a protective mask and glasses is conducting a laboratory test, pouring liquid Royalty Free Stock Photo
Male doctor, scientist, laboratory assistant in a blue uniform with a stethoscope in a protective mask and glasses is conducting Royalty Free Stock Photo
   
   
   
Male doctor in a blue uniform with a stethoscope in a protective mask and glasses is conducting a laboratory test, pouring liquid
   
   
   
   
   
   
   
Male doctor in a blue uniform with a stethoscope in a protective mask and glasses is conducting a laboratory test, pouring liquid into a medical flask

Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.