Pancharoen, P. “Preconception Counselling in Adults With Congenital Heart Disease: a Nursing Role”. Thai Journal of Cardio-Thoracic Nursing, vol. 33, no. 2, Jan. 2023, pp. 2-15, https://he02.tci-thaijo.org/index.php/journalthaicvtnurse/article/view/257263.