‘Polio Paul’ has spent 7 decades in an iron lung, one of the last in the world: ‘I never gave up’ – Penn Live Tuesday, 2 November, 2021 Penn Live
How Covid-19 Vaccine Launch Evokes Memories of Polio Era – The New York Times Thursday, 28 October, 2021 The New York Times
Vivisectors’ Russian Roulette: The History of the Polio Vaccine – PETA Wednesday, 20 October, 2021 People for the Ethical Treatment of Animals
