These are the Standard Operating Procedures (SOPs) of the Wales Cancer Bank (WCB).

• WCB cannot guarantee that the SOPs displayed on this page are the current versions but the website will be updated annually.
  
• WCB takes no responsibility for the quality of biomaterials collected, stored or processed to these SOPs where not carried out in a WCB establishment.
  
• WCB does not infer endorsement of any make of equipment by detailing use in the SOPs.
  
• These documents are copywrited but are free for use as reference material for other SOPs.
  
• WCB must be acknowledged if these documents are used as the basis for other SOPs.

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