But Sir Henry Harris said in 1998: "Without Fleming, no Chain; without Chain, no Florey; without Florey, no Heatley; without Heatley, no penicillin."
Sir Henry Harris ütles 1998: "Ilma Flemingita poleks olnud Chaini; ilma Chainita poleks olnud Floreyt; ilma Floreyta poleks olnud Heatleyt; ilma Heatleyta poleks olnud penitsilliini."