Reducing referral delays in colorectal cancer diagnosis: is it about how you ask?
Hardeep Singh, Laura A Petersen, Kuang Daci, Clyde Collins, Myrna Khan, Hashem B El-Serag
Quality and Safety in Health Care Oct 2010, 19 (5) e27; DOI: 10.1136/qshc.2009.033712
