Sukphithak, Phanida, and Wantanee Wiroonpanich. 2022. “The Selected Predicting Factors of Exclusive Breastfeeding Within a 6-Month Period Among Mothers With Preterm Infants”. Princess of Naradhiwas University Journal 14 (2):247-63. https://li01.tci-thaijo.org/index.php/pnujr/article/view/254090.