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    Close-up of human blood and various hiv samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various hiv samples in test tubes while screening in medical lab.
    Doctor and nurse standing in hospital hallway — Stock Photo
    Doctor and nurse standing in hospital hallway
    Female doctor and nurse discussing x-rays in in hospital — Stock Photo
    Female doctor and nurse discussing x-rays in in hospital
    Medical testing microscopes and equipment in laboratory. — Stock Photo
    Medical testing microscopes and equipment in laboratory.
    Close-up of hand of cell biologist holding flask of stem cells cultivated in red growth medium. — Stock Photo
    Close-up of hand of cell biologist holding flask of stem cells cultivated in red growth medium.
    Black colleagues examining denture in laboratory — Stock Photo
    Black colleagues examining denture in laboratory
    Side view of veterinary physiotherapist applying ultrasound care to a dog with a bandaged hind leg — Stock Photo
    Side view of veterinary physiotherapist applying ultrasound care to a dog with a bandaged hind leg
    Water department engineer standing in chemical treatment room — Stock Photo
    Water department engineer standing in chemical treatment room
    Community college instructor helping student at computer in computer lab classroom — Stock Photo
    Community college instructor helping student at computer in computer lab classroom
    Cropped image scientist adding liquid in flask — Stock Photo
    Cropped image scientist adding liquid in flask
    Black colleagues examining denture in laboratory — Stock Photo
    Black colleagues examining denture in laboratory
    Front view of Caucasian female doctor examining male patients knee in hospital — Stock Photo
    Front view of Caucasian female doctor examining male patients knee in hospital
    Close-up of female hand reaching for lab coat. — Stock Photo
    Close-up of female hand reaching for lab coat.
    Physiotherapist explaining spine x-ray to female patient in clinic — Stock Photo
    Physiotherapist explaining spine x-ray to female patient in clinic
    Two doctors discussing medical report in hospital — Stock Photo
    Two doctors discussing medical report in hospital
    Scientists working in laboratory — Stock Photo
    Scientists working in laboratory
    Composite image of bacterial and fungal cultures in Petri dish in scientist hand in front of microbial illustration. — Stock Photo
    Composite image of bacterial and fungal cultures in Petri dish in scientist hand in front of microbial illustration.
    Doctor with medicine and pipette — Stock Photo
    Doctor with medicine and pipette
    Doctors pushing emergency stretcher bed in corridor at hospital — Stock Photo
    Doctors pushing emergency stretcher bed in corridor at hospital
    Female nurse checking patient blood pressure on hospital bed — Stock Photo
    Female nurse checking patient blood pressure on hospital bed
    Doctor making rounds, talking with patient and family in hospital ward — Stock Photo
    Doctor making rounds, talking with patient and family in hospital ward
    From above of crop anonymous orthodontist using caliper for measuring while working with model of dental jaw in laboratory — Stock Photo
    From above of crop anonymous orthodontist using caliper for measuring while working with model of dental jaw in laboratory
    Side view of female worker using digital tablet in factory — Stock Photo
    Side view of female worker using digital tablet in factory
    Group of laboratory test tubes with colored liquids. — Stock Photo
    Group of laboratory test tubes with colored liquids.
    College students using computer in library — Stock Photo
    College students using computer in library
    Female scientist in white coat taking notes in soil testing laboratory. — Stock Photo
    Female scientist in white coat taking notes in soil testing laboratory.
    Junior high students and teacher using computers in computer lab — Stock Photo
    Junior high students and teacher using computers in computer lab
    Scientists in face masks talking in laboratory — Stock Photo
    Scientists in face masks talking in laboratory
    Junior high school students using computer in classroom — Stock Photo
    Junior high school students using computer in classroom
    Smiling female science teacher and girl student reading textbook at microscope in laboratory classroom — Stock Photo
    Smiling female science teacher and girl student reading textbook at microscope in laboratory classroom
    Dental technician polishing teeth — Stock Photo
    Dental technician polishing teeth
    Female researcher using light microscope, close-up. — Stock Photo
    Female researcher using light microscope, close-up.
    Doctors pushing emergency stretcher bed in corridor at hospital — Stock Photo
    Doctors pushing emergency stretcher bed in corridor at hospital
    Female doctor putting oxygen mask on patient face in the hospital — Stock Photo
    Female doctor putting oxygen mask on patient face in the hospital
    Overhead view of golden retriever labrador puppy dolying down on patio — Stock Photo
    Overhead view of golden retriever labrador puppy dolying down on patio
    Faceless man modeling denture on computer — Stock Photo
    Faceless man modeling denture on computer
    Happy African American woman with braids and black bearded man smiling and looking at camera while creating dentures in modern laboratory — Stock Photo
    Happy African American woman with braids and black bearded man smiling and looking at camera while creating dentures in modern laboratory
    Close-up of electronic pipette in gloved hands. — Stock Photo
    Close-up of electronic pipette in gloved hands.
    Side view of Caucasian female doctor with stethoscope using digital tablet while examining her patients leg in hospital — Stock Photo
    Side view of Caucasian female doctor with stethoscope using digital tablet while examining her patients leg in hospital
    Top view of multicolored dentist medical glasses with binocular lenses arranged in black box placed on white table in laboratory — Stock Photo
    Top view of multicolored dentist medical glasses with binocular lenses arranged in black box placed on white table in laboratory
    Vet and farm worker with digital tablet standing by fence in barn — Stock Photo
    Vet and farm worker with digital tablet standing by fence in barn
    Engineer using stereo microscope for inspecting printed circuit board during quality control process. — Stock Photo
    Engineer using stereo microscope for inspecting printed circuit board during quality control process.
    Front view of Caucasian female doctor examining senior mixed-race patient leg with resistance band in hospital — Stock Photo
    Front view of Caucasian female doctor examining senior mixed-race patient leg with resistance band in hospital
    Scientists experimenting together in laboratory — Stock Photo
    Scientists experimenting together in laboratory
    Scientist examining young green plants in botanical laboratory. — Stock Photo
    Scientist examining young green plants in botanical laboratory.
    Senior man interacting with physician while donating blood in blood bank — Stock Photo
    Senior man interacting with physician while donating blood in blood bank
    Modern library and computer lab interior — Stock Photo
    Modern library and computer lab interior
    Colorful Eppendorf tubes in rack on white background. — Stock Photo
    Colorful Eppendorf tubes in rack on white background.
    Crop anonymous female volunteer giving blood for save life in modern blood transfusion center — Stock Photo
    Crop anonymous female volunteer giving blood for save life in modern blood transfusion center
    Stem cell cultures on weighed in laboratory. — Stock Photo
    Stem cell cultures on weighed in laboratory.
    Blood samples in centrifuge tubes on white background. — Stock Photo
    Blood samples in centrifuge tubes on white background.
    Genetics research toolkit — Stock Photo
    Genetics research toolkit
    Female nurse assisting senior man in wheelchair outdoors — Stock Photo
    Female nurse assisting senior man in wheelchair outdoors
    Lab chemist collecting a small amount of liquid with a dropper — Stock Photo
    Lab chemist collecting a small amount of liquid with a dropper
    Front view of Caucasian female doctor examining senior mixed-race male patient in hospital — Stock Photo
    Front view of Caucasian female doctor examining senior mixed-race male patient in hospital
    Doctors running in hospital corridor — Stock Photo
    Doctors running in hospital corridor
    Female scientists working in laboratory. — Stock Photo
    Female scientists working in laboratory.
    Scientist examining specimen under microscope during clinical trial in laboratory. — Stock Photo
    Scientist examining specimen under microscope during clinical trial in laboratory.
    Laboratory technicians discussing over blood bag in blood bank — Stock Photo
    Laboratory technicians discussing over blood bag in blood bank
    Close-up of technician storing stem cell samples in cryostorage. — Stock Photo
    Close-up of technician storing stem cell samples in cryostorage.