March 1999 Dot Griffiths is diagnosed with breast cancer.

October 4, 2001 Dot demands Herceptin is made available to treat breast cancer sufferers after doctors tell her she will die without it.

October 30, 2001 Health chiefs announce Dot will receive Herceptin on the NHS even though it is yet to be approved by Nice (the National Institute of Clinical Excellence).

March 15, 2002 Nice approves the use of Herceptin on the NHS to treat women with the right type of advanced breast cancer.

May 17, 2005 The spectacular results of global trials of Herceptin on early stage breast cancer patients are revealed. But the drug is only licensed to treat advanced patients on the NHS.

July 19, 2005 Dot, along with early stage breast cancer patients Lynne Burton, of Clayton, Alison Poole, of Bagnall, Mary Potts, of Packmoor, and Elaine Barber, of Abbey Hulton, launch the Women Fighting For Herceptin campaign.

September 22, 2005 The Women Fighting For Herceptin march to London. They are met in Parliament Square by supporters and journalists, then march to 10 Downing Street to hand in a petition containing more than 30,000 names. A delegation meets MP Rosie Winterton at the Department of Health. Dot is forced to coordinate the campaign from her hospital bed.

October 20, 2005 The New England Journal of Medicine publishes evidence that Herceptin halves the chances of cancer returning.

November 7, 2005 Campaigner Elaine Barber is told by North Stoke PCT that her appeal for Herceptin has failed. She starts legal action to take the PCT to the High Court.

November 8, 2005 Health Secretary Patricia Hewitt demands a meeting with North Stoke PCT to hear its explanation of why it refused to fund Elaine's treatment.

November 9, 2005 North Stoke PCT reverses its decision and says it will fund Elaine's treatment.

November 10, 2005 North and South Stoke PCTs and Newcastle PCT fund Herceptin.

November 18, 2005 The Greater Manchester and Cheshire Cancer Network tells all PCTs under its guidance to fund Herceptin.

November 19, 2005 Dot Griffiths is voted Stoke-on-Trent and North Staffordshire's Citizen Of The Year.

November 23, 2005 Central Cheshire PCT funds Herceptin for the first time.

December 15, 2005 All PCTs in North Staffordshire and South Cheshire now fund Herceptin, after Staffordshire Moorlands PCT told Judy Evans, of Werrington, the last campaigner awaiting the drug, that she could have it.

September, 2008 Dot collects the Editor's Special Award on behalf of the Women Fighting For Herceptin, at The Sentinel's Our Heroes awards.

April 23, 2010 Dot Griffiths dies at the Douglas Macmillan Hospice, with her sons Ross and Robert Irving by her side.