Letter Factor VIII supply and demand. Br Med J 1980; 280 doi: https://doi.org/10.1136/bmj.280.6230.1531 (Published 21 June 1980) Cite this as: Br Med J 1980;280:1531 Article Related content Metrics Responses Peer review Related articles No related articles found. See more Cancer: Government backs multiple blood tests as part of £11m early diagnosis push BMJ October 09, 2024, 387 q2212; DOI: https://doi.org/10.1136/bmj.q2212 US women must be told breast density after mammogram, says FDA BMJ September 18, 2024, 386 q2045; DOI: https://doi.org/10.1136/bmj.q2045 Government considers outdoor smoking ban in England BMJ August 30, 2024, 386 q1908; DOI: https://doi.org/10.1136/bmj.q1908 US spends $43bn a year on cancer screening BMJ August 12, 2024, 386 q1787; DOI: https://doi.org/10.1136/bmj.q1787 Johnson & Johnson pays $700m to 42 US states to settle Baby Powder asbestos claims BMJ June 26, 2024, 385 q1425; DOI: https://doi.org/10.1136/bmj.q1425