Wissenschaftler bei der Arbeit mit Blutproben im Labor. der Arzt nimmt ein Reagenzglas - Stockfoto & -bild

Scientist working with blood sample in laboratory. The doctor takes a test tube

Scientist working with blood sample in laboratory. The doctor takes a test tube

Laboratory pipette with drop of liquid over glass test tubes for a scientific experiment in a science research lab.

The doctor pulls out the tube with the second group of blood from a tripod

Scientist working with blood sample in laboratory. The doctor takes a test tube

The doctor pulls out the tube with the second group of blood from a tripod

The doctor or laboratory assistant takes glass medical test tubes, in a blue glove, a blue tripod in the background. on a white background

The doctor pulls out the tube with the second group of blood from a tripod

Scientist working with blood sample in laboratory. The doctor takes a test tube

The doctor or laboratory assistant takes glass medical test tubes, in a blue glove, a blue tripod in the background. on a white background

Laboratory pipette with drop of liquid over glass test tubes for a scientific experiment in a science research lab.

Laboratory pipette with drop of liquid over glass test tubes for a scientific experiment in a science research lab.

The doctor or laboratory assistant takes glass medical test tubes, in a blue glove, a blue tripod in the background. on a white background