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    Human brain, conceptual illustration — Stock Photo
    Human brain, conceptual illustration
    Human brain, conceptual illustration. — Stock Photo
    Human brain, conceptual illustration.
    Child climbing rope in a gym — Stock Photo
    Child climbing rope in a gym
    Close-up of female scientist using pipette in laboratory — Stock Photo
    Close-up of female scientist using pipette in laboratory
    Male scientist placing chemical bottle on a machine in laboratory 4k — Stock Photo
    Male scientist placing chemical bottle on a machine in laboratory 4k
    Crop female patient sitting with covered legs and intravenous fluid needle in hand before surgery in operating room — Stock Photo
    Crop female patient sitting with covered legs and intravenous fluid needle in hand before surgery in operating room
    Close-up of male scientist experimenting in laboratory — Stock Photo
    Close-up of male scientist experimenting in laboratory
    Woman in hat and proud dark haired man with crossed arms looking away on stairs — Stock Photo
    Woman in hat and proud dark haired man with crossed arms looking away on stairs
    Male doctor giving medicine to female patient — Stock Photo
    Male doctor giving medicine to female patient
    Girl lifts her hair from her forehead to have her temperature measured — Stock Photo
    Girl lifts her hair from her forehead to have her temperature measured
    Scientist removing medical samples from machine in lab — Stock Photo
    Scientist removing medical samples from machine in lab
    Female science teacher and girl student writing at whiteboard in classroom — Stock Photo
    Female science teacher and girl student writing at whiteboard in classroom
    African American businessman at sunset in a building. He is basking in the evening sun. The shadow of a tree is projected on the wall — Stock Photo
    African American businessman at sunset in a building. He is basking in the evening sun. The shadow of a tree is projected on the wall
    Crop female patient sitting with covered legs and intravenous fluid needle in hand before surgery in operating room — Stock Photo
    Crop female patient sitting with covered legs and intravenous fluid needle in hand before surgery in operating room
    Concerned Asian female sitting on sofa and listening to advice of psychologist during mental therapy — Stock Photo
    Concerned Asian female sitting on sofa and listening to advice of psychologist during mental therapy
    Mid adult businessman writing on glass — Stock Photo
    Mid adult businessman writing on glass
    Side view of unrecognizable male doctor in respiratory mask and uniform disinfecting hands in hospital — Stock Photo
    Side view of unrecognizable male doctor in respiratory mask and uniform disinfecting hands in hospital
    Creative business people preparing presentation — Stock Photo
    Creative business people preparing presentation
    Close-up of horse receiving an intravenous therapy in hospital — Stock Photo
    Close-up of horse receiving an intravenous therapy in hospital
    Close up of rack of test tubes with solution in lab — Stock Photo
    Close up of rack of test tubes with solution in lab
    Man receiving botox injection on face at clinic — Stock Photo
    Man receiving botox injection on face at clinic
    Chemical flask arranged on lab machine in laboratory — Stock Photo
    Chemical flask arranged on lab machine in laboratory
    Nurse applying plaster to girl hand. — Stock Photo
    Nurse applying plaster to girl hand.
    Cheerful female counselor listening to anonymous client while helping during mental therapy session — Stock Photo
    Cheerful female counselor listening to anonymous client while helping during mental therapy session
    Student writing formula and equations — Stock Photo
    Student writing formula and equations
    Calm pensive executive man against vintage rustic interior — Stock Photo
    Calm pensive executive man against vintage rustic interior
    Boy with laptop sitting on pile of books — Stock Photo
    Boy with laptop sitting on pile of books
    Cute little girl looks on with smiling face with a blackboard on the b — Stock Photo
    Cute little girl looks on with smiling face with a blackboard on the b
    Teacher in School of Maasai tribe — Stock Photo
    Teacher in School of Maasai tribe
    Attentive university student doing a chemical experiment in laboratory — Stock Photo
    Attentive university student doing a chemical experiment in laboratory
    Businesswoman writing on whiteboard — Stock Photo
    Businesswoman writing on whiteboard
    Female surgeon performing operation in operation theater at hospital — Stock Photo
    Female surgeon performing operation in operation theater at hospital
    Nurse applying bandage to elementary age girl arm. — Stock Photo
    Nurse applying bandage to elementary age girl arm.
    Crop hands in rubber gloves adding medication in saline solution drip with sterile syringe in hospital — Stock Photo
    Crop hands in rubber gloves adding medication in saline solution drip with sterile syringe in hospital
    High angle of contents of medical drug poured out of blue colored capsule on yellow background — Stock Photo
    High angle of contents of medical drug poured out of blue colored capsule on yellow background
    Woman looking at baby girl — Stock Photo
    Woman looking at baby girl
    Cheerful female counselor listening to anonymous client while helping during mental therapy session — Stock Photo
    Cheerful female counselor listening to anonymous client while helping during mental therapy session
    Side view of man and woman in plaid shirts playing chess on plaid having picnic on shore of lake in cliffs — Stock Photo
    Side view of man and woman in plaid shirts playing chess on plaid having picnic on shore of lake in cliffs
    Serious adult businessman celebrating success alone at home — Stock Photo
    Serious adult businessman celebrating success alone at home
    Serious pensive adult male theater artist with makeup and in elegant outfit touching chin and looking at camera while thinking over decision — Stock Photo
    Serious pensive adult male theater artist with makeup and in elegant outfit touching chin and looking at camera while thinking over decision
    Light bulb in man head — Stock Photo
    Light bulb in man head
    Businessman writing on whiteboard in office — Stock Photo
    Businessman writing on whiteboard in office
    Man pouring pills on palm from bottle, close-up. — Stock Photo
    Man pouring pills on palm from bottle, close-up.
    School in Grashoek village — Stock Photo
    School in Grashoek village
    Two children using a microscope — Stock Photo
    Two children using a microscope
    Attentive male scientist experimenting in laboratory — Stock Photo
    Attentive male scientist experimenting in laboratory
    Boy holding a globe — Stock Photo
    Boy holding a globe
    Serious male cosmonaut in spacesuit and helmet looking at vaccine vial in raised hand while standing on black background in blue neon light — Stock Photo
    Serious male cosmonaut in spacesuit and helmet looking at vaccine vial in raised hand while standing on black background in blue neon light
    Crop unrecognizable scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory — Stock Photo
    Crop unrecognizable scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory
    Close-up of glass syringe with stand arranged on table in laboratory — Stock Photo
    Close-up of glass syringe with stand arranged on table in laboratory
    Scientist pipetting solution into the glass sheet at lab — Stock Photo
    Scientist pipetting solution into the glass sheet at lab
    Mid section of male scientist experimenting in laboratory — Stock Photo
    Mid section of male scientist experimenting in laboratory
    Crepe bandage on a dog tail in animal hospital — Stock Photo
    Crepe bandage on a dog tail in animal hospital
    Scientist holding samples in multi well plate during experiment in laboratory. — Stock Photo
    Scientist holding samples in multi well plate during experiment in laboratory.
    High angle of contents of medical drug poured out of blue colored capsule on yellow background — Stock Photo
    High angle of contents of medical drug poured out of blue colored capsule on yellow background
    Content multiracial couple sitting on sofa in office of psychologist and embracing during psychotherapy appointment — Stock Photo
    Content multiracial couple sitting on sofa in office of psychologist and embracing during psychotherapy appointment
    Man receiving botox injection on face at clinic — Stock Photo
    Man receiving botox injection on face at clinic
    School in Village of Maasai tribe — Stock Photo
    School in Village of Maasai tribe
    Doctor putting yellow leg brace on girl. — Stock Photo
    Doctor putting yellow leg brace on girl.
    Cords coming from boy head and going to laptop — Stock Photo
    Cords coming from boy head and going to laptop