The news broke at the start of the month that a number of women who should have been invited to breast cancer screening had not received their invitation due to an automated system error; at the time, it was suggested that it meant 450,000 women did not receive an invitation for a scan but further independent research suggests the number could be closer to over 502,000.
The researcher who made this discovery is Professor Peter Sasieni, of the Queen Mary University of London, after digging back into the publically available data.
Original Article: Breast cancer screening scandal potentially involves even more women