[1] Natl & Kapodistrian Univ Athens, Attikon Hosp, Dept Dermatol & Venereol 2, Med Sch, Athens, Greece
[2] Hull Univ Teaching Hosp, Dept Cardiol, NHS Hull, Kingston Upon Hull, N Humberside, England
[3] Natl & Kapodistrian Univ Athens, Med Sch, Dept Biol Chem, Athens, Greece
[4] Natl & Kapodistrian Univ Athens, Attikon Hosp, Dept Cardiol 2, Med Sch, Athens, Greece
[5] Univ Padua, Dept Dermatol, Padua, Italy
[6] Univ Copenhagen, Herlev & Gentofte Hosp, Dept Dermatol, Hellerup, Denmark
[7] Univ Copenhagen, Herlev & Gentofte Hosp, Dept Allergy, Hellerup, Denmark