The Complete Guide to Breast Cancer is a self-help book, published by Vermilion (imprint of Penguin Random House) in 2018, and written by Trisha Greenhalgh, professor of primary health care and retired general practitioner, and Liz O'Riordan, a retired breast surgeon. The book uses their own experiences of having breast cancer and British evidence-based guidelines to educate the reader on its diagnosis, treatment and recovery period.^{[1][2][3][4][5]}