The United Kingdom has been at the forefront of medical research and technology since William Harvey first described the circulation of the blood in 1628. British physicians and scientists can justly take credit for the discovery and application of smallpox vaccination, anesthetics, anti-septic surgery and many public health measures, but perhaps some of the most important breakthroughs have taken place in the last 120 years.
The stamps feature:
1st Class - Heart-regulating beta-blockers synthesized by Sir James Black 1962
58p - Antibiotic properties of penicillin discovered by Sir Alexander Fleming 1928
60p - Total hip replacement operation pioneered by Sir John Charnley 1962
67p - Artificial lens implant surgery pioneered by Sir Harold Ridley 1949
88p - Malaria parasite transmitted by mosquitoes proved by Sir Ronald Ross 1897
97p - Computed tomography scanner invented by Sir Godfrey Hounsfield 1971
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