title: Primary antiphospholipid syndrome and osteonecrosis.
authors.forename: P
authors.initials: P
authors.lastname: Vela
authors.forename: E
authors.initials: E
authors.lastname: Batlle
authors.forename: E
authors.initials: E
authors.lastname: Salas
authors.forename: P
authors.initials: P
authors.lastname: Marco
mesh_terms: D000328:Adult; D016736:Antiphospholipid Syndrome / Q000150:complications*; D005260:Female; D005271:Femur Head Necrosis / Q000150:complications* / Q000209:etiology; D006801:Humans