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Lab assistant sitting in laboratory and marking urine sample.
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- biotechnology
- microbiology
- test tube
- medical science
- lab
- scientific
- laboratory
- lab test
- clinical research
- chemist
- biology
- chemistry
- medical research
- chemistry lab
- science
- medical test
- urine
- adult woman
- researcher
- female
- medical
- woman
- adult
- medicine
- medical report
- women working
- assistant
- holding
- hospital
- clinical
- writing
- analysis
- masking
- technician
- work
