Alhassan, Abukari. “Assessing Biometric Predictors of Gestational Age Among Pregnant Women in the Upper East Region of Ghana: The Quadratic Classifier Approach”. European Scientific Journal, ESJ 21, no. 30 (October 31, 2025): 1. Accessed November 2, 2025. https://eujournal.org/index.php/esj/article/view/20237.