face elderly bald man close laboratory assistant doctor takes swab sample from the nasal mucosa for test

navigate by keyword : analysis bacteria biotechnology chemical clinical coat confidence corona coronavirus covid crime dna equipment evidence experiment expertise face fatherhood female genetic genotype hand human intelligence laboratory man microflora molecules mucosa mucous nasal parasites pathology pharmacist research rime saliva sample samples science scientist scrutiny smear substance suspect swab test vaccine virus

Face of an elderly bald man close-up, laboratory assistant, doctor takes swab sample from the nasal mucosa for test for Royalty Free Stock Photo
Face of an elderly bald man close-up, laboratory assistant, doctor takes swab sample from the nasal mucosa for test for Royalty Free Stock Photo
Face of an elderly bald man close-up, laboratory assistant, doctor takes swab sample from the nasal mucosa for test for Royalty Free Stock Photo
Face of an elderly bald man close-up, laboratory assistant, doctor takes swab sample from the nasal mucosa for test for Royalty Free Stock Photo
Face of an elderly bald man close-up, laboratory assistant, doctor takes swab sample from the nasal mucosa for test for Royalty Free Stock Photo
   
   
Face of an elderly bald man close-up, laboratory assistant, doctor takes swab sample from the nasal mucosa for test for
Face of elderly bald man close-up, laboratory assistant, a doctor`s assistant takes swab from the nasal mucosa with cotton swab Royalty Free Stock Photo
   
   
   
   
   
   
Face of an elderly bald man close-up, laboratory assistant, doctor takes swab sample from the nasal mucosa for test for coronavirus, DNA determination, concept of COVID-19

Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.