51.3 MB (51.0 MB compressed)
5184 x 3456 pixels
43.9 x 29.2 cm ⏐ 17.3 x 11.5 in (300dpi)
MARK THOMAS / SCIENCE PHOTO LIBRARY MARK THOMAS / SCIENCE PHOTO LIBRARY
Editorial use only.
Pharmacist holding a packet of the drug sildenafil, which is used to treat erectile dysfunction and pulmonary arterial hypertension.
Model release available. Property release not available.