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    Male laboratory assistant holding test tube rack. — Stock Photo
    Male laboratory assistant holding test tube rack.
    Hyoid bone in transparent human body, computer illustration. — Stock Photo
    Hyoid bone in transparent human body, computer illustration.
    Preschooler boy undergoing logic test with numbers for developmental psychology test in female psychologist office. — Stock Photo
    Preschooler boy undergoing logic test with numbers for developmental psychology test in female psychologist office.
    Medical illustration of female circulatory system with heart and arteries — Stock Photo
    Medical illustration of female circulatory system with heart and arteries
    Professional competent vet surgeon with assistant in protective clothing and masks doing operation on animal patient in operating room with surgical lamp — Stock Photo
    Professional competent vet surgeon with assistant in protective clothing and masks doing operation on animal patient in operating room with surgical lamp
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Young ethnic male executive with hair dyed in disposable mask and sunglasses looking away in city on blurred background during coronavirus outbreak — Stock Photo
    Young ethnic male executive with hair dyed in disposable mask and sunglasses looking away in city on blurred background during coronavirus outbreak
    Green goat willow twigs (Salix caprea), coloured X-ray. — Stock Photo
    Green goat willow twigs (Salix caprea), coloured X-ray.
    Human heart, computer illustration — Stock Photo
    Human heart, computer illustration
    Flush toilet microbe on contaminated surface, conceptual digital illustration on white background. — Stock Photo
    Flush toilet microbe on contaminated surface, conceptual digital illustration on white background.
    Cropped doctor in protective uniform and latex gloves vaccinating unrecognizable male African American patient in clinic during coronavirus outbreak — Stock Photo
    Cropped doctor in protective uniform and latex gloves vaccinating unrecognizable male African American patient in clinic during coronavirus outbreak
    Assorted colorful oil capsules on white background. — Stock Photo
    Assorted colorful oil capsules on white background.
    Human heart with vessels, lungs, bronchial tree and cut rib cage in x-ray effect on black background. — Stock Photo
    Human heart with vessels, lungs, bronchial tree and cut rib cage in x-ray effect on black background.
    Abstract group of particles of viruses, computer illustration. — Stock Photo
    Abstract group of particles of viruses, computer illustration.
    High angle view of Caucasian man comforting pregnant woman during labor while mixed-race female doctor uses respirator on patient in operation theater at hospital — Stock Photo
    High angle view of Caucasian man comforting pregnant woman during labor while mixed-race female doctor uses respirator on patient in operation theater at hospital
    Close-up view of doctor throwing away used gloves. — Stock Photo
    Close-up view of doctor throwing away used gloves.
    Coronavirus vaccine flask near syringe with needle on pink background — Stock Photo
    Coronavirus vaccine flask near syringe with needle on pink background
    African American senior man sitting by a table in a living room, holding two medical pills and a glass of water in his hands, social distancing and self isolation in quarantine lockdown — Stock Photo
    African American senior man sitting by a table in a living room, holding two medical pills and a glass of water in his hands, social distancing and self isolation in quarantine lockdown
    Walking obese male silhouette with visible back pain, digital illustration. — Stock Photo
    Walking obese male silhouette with visible back pain, digital illustration.
    Illustration of abstract cancer cell with tentacles. — Stock Photo
    Illustration of abstract cancer cell with tentacles.
    Illustration of human sperm on black background. — Stock Photo
    Illustration of human sperm on black background.
    Digital illustration of senior man anatomy showing heart tumour. — Stock Photo
    Digital illustration of senior man anatomy showing heart tumour.
    Diverse race male and female professional chefs preparing vegetables wearing face masks. working in a busy restaurant kitchen during coronavirus covid 19 pandemic. — Stock Photo
    Diverse race male and female professional chefs preparing vegetables wearing face masks. working in a busy restaurant kitchen during coronavirus covid 19 pandemic.
    Male anatomy reference — Stock Photo
    Male anatomy reference
    Eggs of parasitic worm Trichuris trichiura, computer illustration — Stock Photo
    Eggs of parasitic worm Trichuris trichiura, computer illustration
    Female doctor putting oxygen mask on patient face in the hospital — Stock Photo
    Female doctor putting oxygen mask on patient face in the hospital
    Realistic human body model showing male anatomy with internal organs behind ribs, digital illustration. — Stock Photo
    Realistic human body model showing male anatomy with internal organs behind ribs, digital illustration.
    Dog silhouette with red colored spine on black background, digital illustration. — Stock Photo
    Dog silhouette with red colored spine on black background, digital illustration.
    House dust mite on skin — Stock Photo
    House dust mite on skin
    Diseased small intestine in female body transparent silhouette on black background, digital illustration. — Stock Photo
    Diseased small intestine in female body transparent silhouette on black background, digital illustration.
    Woman receiving acupuncture in shoulder — Stock Photo
    Woman receiving acupuncture in shoulder
    Laboratory technician analyzing blood bags in blood bank — Stock Photo
    Laboratory technician analyzing blood bags in blood bank
    Asian scientist examining plants in science laboratory — Stock Photo
    Asian scientist examining plants in science laboratory
    Male silhouette with arm pain, digital illustration. — Stock Photo
    Male silhouette with arm pain, digital illustration.
    Lumbar spine in female body, computer illustration — Stock Photo
    Lumbar spine in female body, computer illustration
    Multiwell plate with biological samples on white background. — Stock Photo
    Multiwell plate with biological samples on white background.
    Human pelvis in spinal vertebrae — Stock Photo
    Human pelvis in spinal vertebrae
    Alveoli structure and blood supply — Stock Photo
    Alveoli structure and blood supply
    Boy using breathing equipment. — Stock Photo
    Boy using breathing equipment.
    Acupuncture model with acupoints and chinese characters, studio shot — Stock Photo
    Acupuncture model with acupoints and chinese characters, studio shot
    Male laboratory assistant holding test tube rack. — Stock Photo
    Male laboratory assistant holding test tube rack.
    Aloe vera growing at farm on Fuerteventura, Canary Islands. — Stock Photo
    Aloe vera growing at farm on Fuerteventura, Canary Islands.
    Hyoid bone in transparent human body, computer illustration. — Stock Photo
    Hyoid bone in transparent human body, computer illustration.
    High angle of crop dentist and assistant treating teeth of boy during procedure in dentistry clinic — Stock Photo
    High angle of crop dentist and assistant treating teeth of boy during procedure in dentistry clinic
    Lymph nodes of male shoulder, computer illustration. — Stock Photo
    Lymph nodes of male shoulder, computer illustration.
    Male anatomy with visible colored kidneys, computer illustration. — Stock Photo
    Male anatomy with visible colored kidneys, computer illustration.
    3d rendered illustration of anterior cruciate ligament in human skeleton. — Stock Photo
    3d rendered illustration of anterior cruciate ligament in human skeleton.
    Illustration of senior woman blue silhouette with highlighted larynx on black background. — Stock Photo
    Illustration of senior woman blue silhouette with highlighted larynx on black background.
    Male chemist in uniform and disposable mask looking forward at table with professional equipment and test tubes in laboratory — Stock Photo
    Male chemist in uniform and disposable mask looking forward at table with professional equipment and test tubes in laboratory
    Unrecognizable concentrated African American male doctor in medical robe and mask drinking coffee and working on laptop in modern clinic — Stock Photo
    Unrecognizable concentrated African American male doctor in medical robe and mask drinking coffee and working on laptop in modern clinic
    Empty hospital bed on hospital ward with flowers — Stock Photo
    Empty hospital bed on hospital ward with flowers
    Young woman with resuscitation mask and male hand. — Stock Photo
    Young woman with resuscitation mask and male hand.
    Surgeon and nurse working in operation theatre at hospital — Stock Photo
    Surgeon and nurse working in operation theatre at hospital
    Cancer cell with T-cell, — Stock Photo
    Cancer cell with T-cell,
    Colored digital illustration of green cancer cell. — Stock Photo
    Colored digital illustration of green cancer cell.
    Monocyte white blood cell, digital illustration. — Stock Photo
    Monocyte white blood cell, digital illustration.
    Senior woman doing elbow physical therapy with TENS (transcutaneous electrical nerve stimulation) electrode brace pads. — Stock Photo
    Senior woman doing elbow physical therapy with TENS (transcutaneous electrical nerve stimulation) electrode brace pads.
    Team of doctors putting oxygen mask on a male senior patient face in the hospital — Stock Photo
    Team of doctors putting oxygen mask on a male senior patient face in the hospital
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Electron micrograph of dental plaque — Stock Photo
    Electron micrograph of dental plaque