Platelet antibodies, activated platelets and serum leptin in childhood immune thrombocytopenic purpura. Research Authors Badrawy H, Elsayh KI, Zahran AM, El-Ghazali MH. Research Department Department of Clinical Pathology Research Journal Acta Haematol Research Member Hosny Badrawy Hamed Omran Research Rank 1 Research Year 2013