Home/Tools Hematology Tools Hematology Calculators view all calculators Mixing Study Rosner Index and Percent Correction The Absolute Neutrophil Count (ANC) Calculator The INR Calculator Hematology Scoresheets view all calculators The Wells Score for Pulmonary Embolism (PE) The 4Ts Score for Heparin-Induced Thrombocytopenia (HIT) The ISTH-BAT (Bleeding Assessment Tool) The MPN-SAF Total Symptom Score The Wells’ Score for DVT