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hen it comes to halting cancer, nobody disputes the value of early detection. Dr George Papanicolaou’s smear test, which measures changes in the cervical lining, is a testament to the importance of(More)
606 NATURE | VOL 430 | 5 AUGUST 2004 | www.nature.com/nature Domenico Fioravanti won two gold medals at the Sydney Olympics in 2000 — for the men’s 100-metre and 200metre breaststroke. But when he(More)