 Anthropometric measurements of the infants; tilting degrees of the head and rotations of the neck range of movement ROM are taken at discharge home and at the age of 3 and 6 months, and 1, 3, 5-6 and 8-9 years. Two-dimensional digital photographs upto the age of 6 months and three-dimensional imaging from the age of 3 months are taken to measurements of the head shape Cephalic indexCI and approximate Oblique Cranial Length Ratio aOCLR measured using a semiautomated, computer-based method. The development quotient by Griffiths scales are assessed at the age of 3 and 6 months. Dental occlusal defect evaluation are started at the age of 3 ys. 