[1] Univ Paris 13, Hop Jean Verdier, AP HP, Serv Gynecol Obstet, F-93140 Bondy, France
[2] Univ Paris 13, Hop Jean Verdier, AP HP, Serv Neonatol & Pediat, F-93140 Bondy, France
[3] Hop Bichat Claude Bernard, AP HP, Unite Fonct Immunol Autoimmunite & Hypersensibil, F-75877 Paris 18, France
[4] Univ Paris 13, Hop Jean Verdier, AP HP, Serv Med Interne, F-93140 Bondy, France
[5] Obstet & Gynecol Brescia, Brescia, Italy
[6] Univ Brescia, Rheumatol Unit, Brescia, Italy
[7] Hemostase Poitiers, Poitiers, France
[8] CHU Poitiers, Poitiers, France
[9] Univ Childrens Hosp Ljubljana, Ljubljana, Slovenia
[10] Univ Childrens Hosp Ljubljana, Slovenie, Slovenia
[11] Univ Paris 13, Hop Jean Verdier, AP HP, Serv Hematol Biol, F-93140 Bondy, France