The nature of the defects in hemorrhagic disorders.
D000798:Angiomatosis; D001778:Blood Coagulation Disorders; D001791:Blood Platelet Disorders; D004535:Ehlers-Danlos Syndrome / Q000150:complications; D006467:Hemophilia A; D006470:Hemorrhage / Q000209:etiology*; D006474:Hemorrhagic Disorders / Q000209:etiology; D006801:Humans; D008382:Marfan Syndrome / Q000150:complications; D013683:Telangiectasia, Hereditary Hemorrhagic; D013684:Telangiectasis; D013921:Thrombocytopenia / Q000150:complications; D014842:von Willebrand Diseases / Q000209:etiology