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    Female doctor playing with baby patient at examination in clinic. — Stock Photo
    Female doctor playing with baby patient at examination in clinic.
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    Female doctor talking girl with injured arm in sling. — Stock Photo
    Female doctor talking girl with injured arm in sling.
    Variety of potential drugs in pharmaceutical vials. — Stock Photo
    Variety of potential drugs in pharmaceutical vials.
    Researcher using a light microscope for studying tube containing blood sample. — Stock Photo
    Researcher using a light microscope for studying tube containing blood sample.
    Close-up of blue stethoscope on white background. — Stock Photo
    Close-up of blue stethoscope on white background.
    Female doctor talking girl with injured arm in sling. — Stock Photo
    Female doctor talking girl with injured arm in sling.
    Medical worker gloved hands holding test stick in urine sample tube. — Stock Photo
    Medical worker gloved hands holding test stick in urine sample tube.
    Empty hospital bed in ward. — Stock Photo
    Empty hospital bed in ward.
    Female doctor playing with baby patient at examination in clinic. — Stock Photo
    Female doctor playing with baby patient at examination in clinic.
    Medical worker gloved hands holding test stick in urine sample tube. — Stock Photo
    Medical worker gloved hands holding test stick in urine sample tube.
    Female doctor examining baby boy. — Stock Photo
    Female doctor examining baby boy.
    Variety of potential drugs in petri dish on DNA autoradiogram. — Stock Photo
    Variety of potential drugs in petri dish on DNA autoradiogram.
    Close-up of tube and syringe in hematology laboratory with scientist in background. — Stock Photo
    Close-up of tube and syringe in hematology laboratory with scientist in background.
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    General practice doctor talking to young female patient. — Stock Photo
    General practice doctor talking to young female patient.
    Close-up of tube and syringe in hematology laboratory with scientist in background. — Stock Photo
    Close-up of tube and syringe in hematology laboratory with scientist in background.
    Close-up of tube and syringe in hematology laboratory with scientist in background. — Stock Photo
    Close-up of tube and syringe in hematology laboratory with scientist in background.
    Variety of potential drugs in petri dish on DNA autoradiogram. — Stock Photo
    Variety of potential drugs in petri dish on DNA autoradiogram.
    Close-up view of doctor throwing away used gloves. — Stock Photo
    Close-up view of doctor throwing away used gloves.
    Hand of researcher holding vacutainer tube above pool of blood and syringe. — Stock Photo
    Hand of researcher holding vacutainer tube above pool of blood and syringe.
    Variety of potential drugs in pharmaceutical vials and test tubes. — Stock Photo
    Variety of potential drugs in pharmaceutical vials and test tubes.
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    Variety of drugs on DNA autoradiogram, close-up. — Stock Photo
    Variety of drugs on DNA autoradiogram, close-up.
    Close-up of pipetting blood into sample pot of clear liquid. — Stock Photo
    Close-up of pipetting blood into sample pot of clear liquid.
    Pipette placing sample into test tube during experiment in laboratory. — Stock Photo
    Pipette placing sample into test tube during experiment in laboratory.
    Close-up of multiple test stick being placed into urine sample tube by female doctor. — Stock Photo
    Close-up of multiple test stick being placed into urine sample tube by female doctor.
    Variety of potential drugs in petri dish on DNA autoradiogram. — Stock Photo
    Variety of potential drugs in petri dish on DNA autoradiogram.
    Hand of researcher holding vacutainer tube above pool of blood and syringe. — Stock Photo
    Hand of researcher holding vacutainer tube above pool of blood and syringe.
    Female doctor talking girl with injured arm in sling. — Stock Photo
    Female doctor talking girl with injured arm in sling.
    Cropped view of doctor throwing away used gloves. — Stock Photo
    Cropped view of doctor throwing away used gloves.
    Doctor measuring patient pulse rate. — Stock Photo
    Doctor measuring patient pulse rate.
    Close-up view of doctor throwing away used test tube. — Stock Photo
    Close-up view of doctor throwing away used test tube.
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    Hospital bed in clinic corridor. — Stock Photo
    Hospital bed in clinic corridor.
    Urine sample with test strip showing results. — Stock Photo
    Urine sample with test strip showing results.
    Female doctor giving infant boy injection while baby sitting on father lap. — Stock Photo
    Female doctor giving infant boy injection while baby sitting on father lap.
    Blood sample in kidney dish with urine sample on table. — Stock Photo
    Blood sample in kidney dish with urine sample on table.
    Preteen girl breathing into peak flow meter and looking at nurse. — Stock Photo
    Preteen girl breathing into peak flow meter and looking at nurse.
    Close-up of multiple test stick being placed into urine sample tube by female doctor. — Stock Photo
    Close-up of multiple test stick being placed into urine sample tube by female doctor.
    Preteen girl breathing into peak flow meter and looking in camera. — Stock Photo
    Preteen girl breathing into peak flow meter and looking in camera.
    Close-up of blood sample in kidney dish. — Stock Photo
    Close-up of blood sample in kidney dish.
    Urine sample in tube on surgical tray. — Stock Photo
    Urine sample in tube on surgical tray.
    Close-up view of stethoscope on white background. — Stock Photo
    Close-up view of stethoscope on white background.
    Pill in Petri dish on gray background. — Stock Photo
    Pill in Petri dish on gray background.
    Close-up view of stethoscope on white background. — Stock Photo
    Close-up view of stethoscope on white background.
    Pool of blood in watch glass with syringe. — Stock Photo
    Pool of blood in watch glass with syringe.
    Close-up view of surgical forceps on white background. — Stock Photo
    Close-up view of surgical forceps on white background.
    Close-up view of surgical forceps in metal bowl. — Stock Photo
    Close-up view of surgical forceps in metal bowl.
    Close-up view of stethoscope on white background. — Stock Photo
    Close-up view of stethoscope on white background.
    Close-up view of stethoscope on white background. — Stock Photo
    Close-up view of stethoscope on white background.
    Close-up view of tubes with blood samples. — Stock Photo
    Close-up view of tubes with blood samples.
    Pills in Petri dishes on gray background. — Stock Photo
    Pills in Petri dishes on gray background.
    Surgeon in uniform adjusting mask and walking down stairs — Stock Photo
    Surgeon in uniform adjusting mask and walking down stairs
    Pill in Petri dish on gray background. — Stock Photo
    Pill in Petri dish on gray background.
    Man in doctor uniform walking up stairs in hospital — Stock Photo
    Man in doctor uniform walking up stairs in hospital
    Close-up view of surgical forceps in metal tray. — Stock Photo
    Close-up view of surgical forceps in metal tray.
    High angle view of doctor talking on phone while walking down stairs at hospital — Stock Photo
    High angle view of doctor talking on phone while walking down stairs at hospital
    Pool of blood in watch glass with syringe. — Stock Photo
    Pool of blood in watch glass with syringe.
    Rear view of man in doctor uniform going down stairs in hospital — Stock Photo
    Rear view of man in doctor uniform going down stairs in hospital