This manual investigates the clinical criteria and neurological assessment methods required to accurately determine the gestational age of a newborn infant. Lilly M. S. Dubowitz and Victor Dubowitz, both established experts in pediatric neurology and neonatology, provide a standardized framework for evaluating physical and neurological maturity. The text synthesizes clinical observations and standardized scoring systems to assist practitioners in identifying preterm, term, and post-term infants.

Reader & Expert Consensus: Medical professionals and neonatologists frequently cite this work as a foundational reference for clinical practice in neonatal units. Experts highlight the clarity of the methodology and the precision of the diagnostic criteria provided within the manual.