Chanapai, S., N. Sinsuksai, N. Thananowan, and W. Phahuwatanakorn. “Knowledge, Attitude, Self-Efficacy, Spousal and Nurse Support Predicting 6-Weeks Exclusive Breastfeeding”. Nursing Science Journal of Thailand, vol. 32, no. 1, Dec. 2014, pp. 51-60, https://he02.tci-thaijo.org/index.php/ns/article/view/27053.