Validation of gestational age determination from ultrasound or a metabolic gestational age algorithm using exact date of conception in a cohort of newborns conceived using assisted... by Steven Hawken, PhD, Brieanne Olibris, PhD, Robin Ducharme, MSc, A. Brianne Bota, PhD, Jeffrey C. Murray, MD, Beth K. Potter, PhD, Mark Walker, MD, Pranesh Chakraborty, MD, Kumanan Wilson, MD

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