CTC grades: neutropenia (Grade 3 ≥ 0.5– 1.0 × 109/ l, Grade 4 < 0.5 × 109/ l); thrombocytopenia (Grade 3 ≥ 10– 50 × 109/ l, Grade 4 < 10 × 109/ l); anaemia (hemoglobin Grade 3 ≥ 65– 80 g/ l, Grade 4 < 65 g/ l).