Watcharaporn Chewwattana. 2004. Developing a breastfeeding support program for preterm infants. Faculty of Nursing, Chiang Mai University;
Watcharaporn Chewwattana. (2004) Developing a breastfeeding support program for preterm infants . Chiang Mai University/Chiang Mai.
Watcharaporn Chewwattana. Developing a breastfeeding support program for preterm infants. . Chiang Mai:Chiang Mai University, 2004.
Watcharaporn Chewwattana. (2004) Developing a breastfeeding support program for preterm infants . Chiang Mai University/Chiang Mai.