1. UK and USA breast cancer deaths down 25% in year 2000 at ages 20–69 years 
Richard Peto, Jillian Boreham, Mike Clarke, Christina Davies, Valerie Beral 
The Lancet 
Volume 355, Issue 9217, (May 2000)
DOI: /S (00)
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2. Recent decrease in UK and USA breast cancer mortality at ages 50–69 years
Mean of rates at ages 50–54 years, 55–59 years, 60–64 years, 65–69 years and provisional 1999 rates of 76–6 and 73–2 are for England and Wales only, where the 1997 rate was 79–2.
The Lancet  , DOI: ( /S (00) )
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