Crime scene investigation, taking DNA sample from blood stain with cotton swab on murder crime scene, Stock Photo, Picture And Low Budget Royalty Free Image. Pic. ESY-046130377 | agefotostock
Forensic Science - Phenolphthalein (Blood)
How Does the Kastle-Meyer Test Detect Blood?
Blood on cotton swab stock image. Image of treatment - 45636867
Cotton swab in a drop of real blood. | Stock Video | Pond5
Forensic scientist taking swab from blood-stained shirt as forensic evidence. — evidence bag, blood stained - Stock Photo | #160228138
Gauze,blood,scissors and Two Swab Cotton Bud Sticks on Green Medical Surgical Dress with Copy Space Stock Photo - Image of hospital, nurse: 160756168
Cotton swab in a drop of real blood. | Stock Video | Pond5
Dutch looking to expand coronavirus blood testing; Nasal swab capacity is "enough" | NL Times