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1900 – Swedish Dr. Stenbeck cures a skin cancer with small doses of radiation [4]; 1920s – Dr. William B. Coley's immunotherapy treatment, regressed tumors in hundreds of cases, the success of Coley's Toxins attracted heavy resistance from his rival and supervisor, Dr. James Ewing, who was an ardent supporter of radiation therapy for cancer.
The year 1933 in science and technology involved some significant events, listed below. ... March 7 – The hydraulic torque converter is patented by Alf Lysholm.
The first cause of cancer was identified by British surgeon Percivall Pott, who discovered in 1775 that cancer of the scrotum was a common disease among chimney sweeps. [ citation needed ] The work of other individual physicians led to various insights, but when physicians started working together they could draw firmer conclusions.
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1933 was a common year starting on Sunday of the Gregorian calendar, the 1933rd year of the Common Era (CE) and Anno Domini (AD) designations, the 933rd year of the 2nd millennium, the 33rd year of the 20th century, and the 4th year of the 1930s decade.
The timeline of historic inventions is a chronological ... Towards the middle of this 250,000-year ... The electron microscope is invented by Ernst Ruska. 1933: ...