„Iron Status of Pregnant Women in Rural and Urban Communities of Cross River State, South-South Nigeria“ (2021) Nigerian Journal of Physiological Sciences, 31(2), str. 121–125. Dostupno na: https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/1861 (Pristupljeno: 8 srpanj 2026).