The ABO system consists of A, B, AB, and O blood types. People with type A have antibodies in the blood against type B. People with type B have antibodies in the blood against type A. People with AB have no anti-A or anti-B antibodies.
Developmental dyslexia, or specific reading disability, is a disorder in which children with normal intelligence and sensory abilities show learning deficits for reading.
Developmental dysplasia of the hip (DDH) (sometimes referred to as congenital hip dysplasia (CDH) or âclicky hipsâ), is a condition where the babyâs ball and socket hip joint fails to develop fully and doesnât fit snugly together. This condition affects 1 to 3% of newborns.