Endothelial cells as target for antiphospholipid antibodies. Human Polyclonal and Monoclonal Anti‐β<sub>2</sub>‐Glycoprotein I Antibodies React In Vitro with Endothelial Cells Through Adherent β<sub>2</sub>‐Glycoprotein I and Induce Endothelial ActivationNicoletta Del Papa, Pier Luigi Meroni, Carola Buccellati et al.|Arthritis & Rheumatism|1997Cited by 290