1. Department of Haematology , Institute of Clinical Pathology and Medical Research (ICPMR), NSW Health Pathology, Westmead Hospital , Westmead, NSW, 2145 , Australia
2. Sydney Centres for Thrombosis and Haemostasis , Westmead, NSW , Australia , Phone: +(612) 8890 6618, Fax: +(612) 9689 2331
3. Section of Clinical Biochemistry , Department of Neurological, Biomedical and Movement Sciences , University of Verona , Verona , Italy