[1] Hillerod Hosp, Dept Cardiol, Hillerod, Denmark
[2] Bispebjerg Hosp, Dept Internal Med, Copenhagen Univ Hosp, DK-2400 Copenhagen, Denmark
[3] London Bridge Fertil, Gynaecol & Genet Ctr, London, England
[4] Univ So Denmark, Dept Immunol & Microbiol, Odense, Denmark
[5] Bispebjerg Hosp, Dept Cardiol, Copenhagen Univ Hosp, DK-2400 Copenhagen, Denmark
[6] Rigshosp, Ctr Heart, Copenhagen Univ Hosp, DK-2100 Copenhagen, Denmark