Acquired haemophilia A may be associated with clopidogrel.

Contributors: SC distributed and analysed the questionnaires and with RM wrote the first and last drafts. SGE conceived the study and with GS provided critical appraisal of the manuscripts. GS helped distribute the questionnaires. SC is guarantor. Funding: None. Competing interests: RM edits Sexually Transmitted Infections. Ethical approval: Not needed. 1 Immigration and Asylum Act 1999. London: Stationery Office, 1999. www.legislation.hmso.gov.uk/acts/acts1999/19990033.htm (accessed 21 July 2003). 2 Health T, Jeffries R, Lloyd A. Asylum statistics in the United Kingdom. London: Home Office, 2003. www.homeoffice.gov.uk/rds/pdfs2/ hosb803.pdf (accessed 21 Jul 2004). 3 All Party Parliamentary Group on AIDS Migration and HIV. Improving lives in Britain. www.appg-aids.org.uk/Publications/Migration%20and%20 HIV%20Improving%20Lives.pdf (accessed 21 July 2003). 4 Johnson RD. Asylum seekers in dispersal: healthcare issues. London: Home Office, 2003. www.homeoffice.gov.uk/rds/pdfs2/rdsolr1303.pdf (accessed 21 July 2003).