types of anaemia and their causesnormochromic anemiamild normocytic normochromic anemiamicrocytic normochromic anemiamild normochromic anemiamicrocytic hypochromic anaemia causesmild normocytic normochromic anaemianormochromic anaemianormocytic hypochromicnormocytic hypochromic anaemiamild normochromic anaemiamyelofibrosis anemia