Key points from article :
AI outperformed experts by detecting cancers that radiologists missed in the images.
Analyses mammograms in three ways, combines results to produce overall risk score.
Program was trained on mammograms from >76,000 women in UK, 15,000 women in US.
Results suggest AI could boost quality of breast cancer screening in the US.
Will maintain same level in the UK, with AI assisting/replacing the second radiologist.
AI system will act as a second pair of eyes and a safety net.
Research by Google Health published in Nature.