Danpradite, P. “Knowledge, Confidence and Opportunity to Practice for Antenatal Care Nursing of the Students at Kuakarun College of Nursing”. Vajira Medical Journal : Journal of Urban Medicine, vol. 47, no. 1, Sept. 2011, pp. 73-84, https://he02.tci-thaijo.org/index.php/VMED/article/view/205.